Code signing certificate microsoft Oct 13, 2025 · Explore the signing requirements to publish ClickOnce application and deployment manifests, and optional signing for . Symantec seems to have messed up somehow, and has now been… Nov 12, 2025 · OVERVIEW: This page walks you through the process of downloading and installing your GlobalSign Code Signing Certificate using the installation and key generation methods you selected. Jan 10, 2024 · Hello, I recently had to renew my previous code signing certificate and now they are only available on physical tokens. To use your own digital certificate or public key infrastructure (PKI) to issue code signing certificates, see Optional: Create a code signing certificate for App Control for Business. Signing is a required step in the process of creating an app package that can be deployed. 1. Download the Microsoft Trusted Signing Client from here. The cross-signing program is deprecated and new signing certificates will not be issued. Unlike Apple, Microsoft allows developers to purchase those certificates on the open market. If you look at the details, you will see the validity period of the certificate (the default template is one year or 365 days, as the details say). Open the document or template that contains the macros you want to sign Feb 11, 2022 · What's the EV Code Signing Certification Renewal Process with Azure Key Vault and Azure Pipelines? Apr 22, 2025 · Create and export a certificate for app package signing with PowerShell tools. In the Code Signing window, click Add Files, then browse for and select the file that you want to sign. By using Authenticode for application deployment, ClickOnce reduces the risk of a Trojan horse. cab, . 00/yr. SignTool is available as part of the Windows Software Development Kit (SDK). Microsoft Authenticode Certificates allow you to sign all kinds of Windows executables and code including . Sep 17, 2008 · While you can create a self-signed code-signing certificate (SPC - Software Publisher Certificate) in one go, I prefer to do the following: Creating a self-signed certificate authority (CA) The Microsoft Root Certificate Program supports the distribution of root certificates, enabling customers to trust Windows products. This article describes how to sign your app package with a certificate from Azure Key Vault. Sep 20, 2024 · Once you download the signed files, validate the Microsoft signature by checking the EKU. It combines digital signatures with an infrastructure of trusted entities, including certificate Sign a Windows driver by using attestation signing, create and sign the CAB file, submit and validate the signed file in the Partner Center, and test your driver on Windows. Cryptography tools provide command-line tools for code signing, signature verification, and other cryptography tasks. Mar 22, 2025 · Cybercriminals are abusing Microsoft's Trusted Signing platform to code-sign malware executables with short-lived three-day certificates. We use this certificate to sign our installer executables as part of our build system, the signing process uses the azuresigntool… Jan 26, 2022 · The publisher must get a code signing certificate from a commercial code signing CA. Apr 1, 2022 · This article describes signing requirements for Windows 10 apps. Code Signing oid= 1. Our detailed guide on Windows Code Signing Certificate will help you to understand code signing security for Windows Drivers, Microsoft Office Nov 6, 2025 · Trusted Signing is a Microsoft fully managed, end-to-end certificate signing service. Nov 4, 2025 · OVERVIEW: This page walks you through the process of generating, importing and managing GlobalSign Code Signing Certificate (OV and EV) within Microsoft Azure Key Vault, fully compliant with current CA/Browser Forum requirements (Private Keys stored in FIPS 140‑Level 2+/HSM). xpi files. So what do we have to do, to get Microsoft to trust our application? We found out about code-signing certificates but the costs for one year of it would probably quadruple the amount of income we will earn with the application. Jan 10, 2024 · What matters is the reputation your software builds over time, not the type of certificate used for signing. If you want to digitally sign a database and then distribute that database commercially, you should obtain a commercial security certificate from a commercial certificate authority (CA). Signing Mac App Store applications See the Mac App Store Guide. Signing roles are assigned to this resource to authorize tenant identities to request signing. Jan 31, 2022 · The basic steps are, at a high level: • Create and publish an appropriate code signing certificate on your issuing CA (s). SignTool. Digitally signing your Windows software removes the “Unknown Publisher” warnings seen when a user installs your software. Digitally sign a VBA macro project in Excel, PowerPoint, Publisher, Visio, Outlook, or Word Open the file that contains the macro project that you want to sign. The process employs the use of a cryptographic hash to validate authenticity and integrity. For info about signing errors that can arise from signing an app package using SignTool, see the Remarks section of How to create an app package signing certificate. Apr 22, 2024 · The Trusted Signing service (formerly Azure Code Signing) is a Microsoft fully managed end-to-end signing solution for developers. Windows will continue to trust the existing binaries signed by the cross-signing program. The tool is installed in the \Bin folder of the Windows SDK installation path Apr 1, 2022 · This article describes signing requirements for Windows 10 apps. At the completion of this procedure, your Certificate will be ready to place signatures on drivers, executables, and other files. It also defines the trust model and scenario that signed content is consumed under by relying parties. Mar 5, 2024 · What do you need to purchase? You need a Code Signing Certificate. Dec 10, 2023 · To sign your WPF application for distribution, you'll need a code signing certificate. Secure your applications with a fully managed end-to-end signing service for code, documents, applications, and more with Trusted Signing from Microsoft Azure. View the certificate in the Personal Certificates store Open Microsoft Edge. Scroll down to the Security section and select Manage certificates. The only way to do that is with Extended Validation (EV) Code Signing. Mar 12, 2019 · The SHA-2 code-signing support was shipped early to ensure that most customers would have the support well in advance of Microsoft’s change to SHA-2 signing for updates to these systems. How do you order a code signing certificate with a CertCentral account? If you already have a CertCentral account, you can get details about ordering a code signing certificate here. For information about why signing files is important, see Introduction to code signing. DigiCert ® Code Signing certificates are ideal for software developers and organizations looking to fulfill security requirements, a DigiCert code signing certificate subscription offers options for cloud-based secure key private storage or the high-assurance Extended Validation (EV) required for signing Microsoft Windows drivers. Does anyone know a free EV code signing… Microsoft VBA Code Signing Certificates allow you to sign VBA (Visual Basic for Applications) projects and Office Macros. 5 days ago · Microsoft's Trusted Signing service is being abused to code-sign malware using short-lived certificates. When ready to publish, the object files are signed and time stamped using appropriate command line parameters with the SignTool tool. Buy code signing certificate from our website and secure your code with digital signing. Driver code signing requirementsYour Hardware Dev Center dashboard account must have at least one EV certificate associated with it to submit binaries for attestation signing or to submit binaries for HLK certification. Digitally sign your Windows executables and scripts using a Microsoft Authenticode Code Signing Certificate for as little as $250. Dec 10, 2020 · Driver and Windows update installation also require signing using a trusted code-signing certificate, however, either Microsoft or the hardware vendor that creates and supplies the associated files signs them. Establish Trust with TrustID Code Signing Certificates Protect your software and build user confidence with IdenTrust TrustID Code Signing Certificates. Jun 16, 2010 · You only see the certificates you have permissions for in the list, so if the code signing template does not show up, have a closer look at the permissions. Individual Validation (IV), Organisation Validation (OV) and Extended Validation (EV). See full list on askgarth. but it works. The following rules apply: Your registered EV certificate must be valid at the time of submission. Microsoft Issuing CAs Microsoft and Windows components are signed by leaf certificates mainly issued by six Microsoft Issuing CAs Sep 16, 2021 · Then you will create the code-signing certificate through the server webpanel, after creating a code-signing certificate template Please suggest i am still confused. Oct 21, 2025 · After activating your EV codes signing token, you can use it to sign your code and your EV verification XML file for the Microsoft Store. • Using powershell, sign the script with the Code Signing Certificate you have enrolled for. These binaries enable signtool. Know about validation, delivery methods, features, & costs to choose the right one for you. The app is developed using visual studio and I am publishing it using the clickonce feature, I have come to know that with an EV certificate, signing your application requires a physical token that stores the private key, you will not get any digital copy of the certificate, in that case how do i sign my app when publishing using clickonce, or Dec 13, 2024 · Check out the key differences between EV vs OV code signing certificates. Support for signed binaries was added in the July 2021 Certificate Trust List (CTL) update for Windows. Beginning in July 2025, these 15-year CAs begin to expire. Code signing is the process of digitally signing executables and scripts to confirm the software author and guarantee that the code has not been altered or corrupted since it was signed. Export the public certificate from your EV code signing token as a . Sep 29, 2025 · Certificates that are created by a certification authority: For a fee, a public certification authority verifies your identity and gives you a code signing certificate. We will go through the process in this tutorial. Sep 27, 2021 · You must sign IntegrityCheck-linked user mode PEs using Trusted Signing (formerly Azure Code Signing). ocx, and . exe, which we will use to perform code signing. You will need to start following Microsoft’s updated instructions to sign any new kernel-mode driver packages going forward. May 10, 2024 · Get an introduction to Trusted Signing certificates. Learn how to download and install it in less time than it takes to make a proper cup of coffee SignTool. Jul 1, 2022 · I purchased an EV code signing certificate from IdenTrust a couple months ago and code I've signed with this is being blocked by Microsoft Edge and Smartscreen. An EV is NOT required, it is more expensive and should NOT be issued to an individual. What Is Code Signing? Code signing is a process that uses a digital certificate to sign software or executables. This means that your users won’t see a warning message stating that The SSL Store offers code signing certificate for java, microsoft, apple, android & for kernel mode at low cost. Aug 19, 2021 · This allows the identity of signed packages to be checked against the digital signature. Create and export a certificate for app package signing with PowerShell tools. This article will provide readers with the steps to signing an exe or application using Microsoft SignTool. 6. Jan 22, 2025 · Learn how to set up signing integrations to use Trusted Signing. Preproduction driver signing Digitally sign Microsoft Authenticode 32/64 bit & kernel software with code signing certificates to prevent security alerts when users download your code. An Organization Validated Code Signing Certificate at a Cheap Price. May 6, 2025 · Microsoft and Windows components are signed by leaf certificates issued by six main issuing certificate authorities (CAs). May 20, 2025 · Introduction The article outlines the new Application Control for Business (formerly known as Windows Defender Application Control (WDAC)) handling logic for signer rules where a TBS hash value for a Microsoft intermediate certificate authority (CA) is specified. For more information, see Find digital ID or digital signature services. Aug 17, 2022 · Many years ago, Microsoft had made arrangements with Symantec to sell code signing certificates to developers for $99 a year, as opposed to the $399 a year that Symantec would normally charge. I have the certificate on a YubiKey 5 NFC FIPS, and since I cannot have it on more than one YubiKey at a time I was having a look at Azure Key Vault HSM, which supports CSC. Jun 21, 2019 · In the Certificates snap-in, right-click the Personal store folder, point to All Tasks, and then click Request New Certificate. Code signing apps and plugins on Windows in 2025 is finally (more) sane and (same as Apple) cheap. com's SSL Manager application. This hardware requirement is an additional protection against theft or unintended use of code signing certificates. Compatibility Here's what you need to know about code signing with Microsoft Authenticode using code signing certificates (such as a Comodo authenticode certificate). Must read. Authenticode uses cryptographic techniques to verify publisher identity and code integrity. Where do you purchase it? May 29, 2025 · This article describes how to get, add, and update code signing certificates to the hardware dashboard. 99/month. To use your own digital certificate or public key infrastructure (PKI) to issue code signing certificates, see Optional: Create a code signing certificate for Windows Defender Application Control. In the Request Certificate list, select your newly created code signing certificate, and then select the blue text that requests additional information. Then authenticated users can use use AzureSigntool to sign stuff. 7. May 10, 2024 · Certificate profiles: A certificate profile is the configuration attributes that generate the certificates you use to sign code. In this quickstart, you create the following three Trusted Signing resources to begin using Trusted Signing: A Trusted Signing account An identity validation A certificate profile You can use either the Azure portal or an Azure CLI extension to create and manage most of your Trusted Signing resources. To lean more, see our knowledge base articles Feb 24, 2025 · Learn how to sign an executable using a Code Signing Certificate to remove security warnings, protect your software, and build user trust. Mar 25, 2025 · What is the Trusted Signing Service? This highly secure code signing service is available in public preview as now, formerly known as Azure Code Signing. What is Microsoft Signtool? This digital signing tool uses cryptography to make your business and software supply chain more secure. They are usually sold by the same companies also offering HTTPS certificates. Apr 3, 2025 · This article will explain what code signing is, why it's essential, and how you, as an individual developer, can sign your executables properly to avoid warnings on Windows. Aug 20, 2025 · If you have more than one Code Signing Certificate on your computer, we recommend that you manually select which certificate to use for signing code. • Request a code signing certificate (note: it’s a user certificate). Open SafeNet Authentication Client Tools. Nonetheless, the Microsoft Authenticode Code Signing certificate is the digital certificate developers usually use to sign their scripts, executables, and code. . On the Developer tab, in the Code group Nov 22, 2024 · Code Signing from Azure Key Vault with SignTool Published on 22 November 2024 If you have your Code Signing Certificate on Microsoft Key Vault, you can use Azure Sign Tool to sign your files, code and applications from any Windows computer with internet access. Over the past year, we’ve announced new features including the Preview support for Individual Developers, and we Not sure how to install a code signing certificate? Here's the guide how to install a PFX certificate in Windows 10. The Microsoft Root Certificate Program supports the distribution of root certificates, enabling customers to trust Windows products. Enter edge://settings/privacy in the address bar. Click the Code Signing certificate. Signing Windows builds Using traditional certificates Before you can code sign your application, you need to acquire a code signing certificate. Mar 11, 2024 · Authenticode is a Microsoft technology that uses industry-standard cryptography to sign application code with digital certificates that verify the authenticity of the application's publisher. Jun 10, 2022 · Learn how to sign PowerShell scripts using Microsoft SignTool or with the PowerShell cmdlet Set-AuthenticodeSignature. For convenience, Microsoft publishes and updates a list of public CAs, including those that issue Authenticode certificates. May 30, 2023 · I got a new certificate from Sectigo now. Here are the steps to obtain a code signing certificate and sign your binaries: Feb 13, 2025 · Trusted Signing is a Microsoft fully managed, end-to-end signing solution that simplifies the certificate signing process and helps partner developers more easily build and distribute applications. Optimize costs without worrying about securing and renewing certificates with Trusted Signing that automatically manages your certificate lifecycle for you. 3. In the DigiCert Certificate Utility for Windows©, click Code Signing (blue and Silver shield), select the Code Signing Certificate that you want to use to sign your code, and click Sign Files. Code Signing Certificate: Secure and Protect Your Software with Digital Signature ID at cheap price. exe is Microsoft’s code signing tool that uses code signing certificates to promote trust and validate software integrity and authenticity with a simple script. Jul 14, 2021 · Microsoft requires an extended validation (EV) code signing certificates from partners enrolled and authorized for Kernel Mode Code Signing as part of the Microsoft Trusted Root Certificate Program. May 2, 2024 · A new managed signing service on Azure offers low-cost, low-touch code signing with integration into GitHub Actions. Trusted Signing is a Microsoft fully managed end-to-end signing solution designed to seamlessly integrate into leading developer toolsets. cer file. The Trusted Signing service supports all versions of Windows that support the general user-mode code integrity (UMCI) security policy. How to Sign Your EV Verification XML File Plug in your EV code signing token/device now. If your certificate was issued after June 1, 2023, follow the guide on Sign an app package file with Azure Key Vault. This page describes the Program's general and technical requirements. What is the Trusted Signing service? Trusted Signing is a complete code signing service with an intuitive experience for developers and IT professionals, backed by a Microsoft managed certification authority. Prices vary, so Nov 21, 2024 · SignTool is a command-line tool that digitally signs files, verifies the signatures in files, removes the signatures from files, and time stamps files. A Trojan horse is a virus or other harmful program that a malicious third party misrepresents as a Jul 31, 2024 · We have used a GlobalSign issued EV code signing certificate since 2021 and it is due to expire at the end of August 2024. exe to launch a browser session that prompts for an Azure authentication token. A Comodo Code Signing certificate for Microsoft Authenticode, sometimes called a Microsoft Authenticode Certificate, lets you digitally sign and hash your scripts and executables. The certificate must be valid for code signing. com Win32 apps are required to be digitally signed, with a code signing certificate that chains up to a certificate issued by a Certificate Authority (CA) that is part of the Microsoft Trusted Root Program. Oct 1, 2024 · Purchase a code signing certificate from one of the Microsoft Trusted Root Program participants. While Microsoft strongly recommends that you sign individual submissions with Nov 4, 2024 · Trusted Signing addresses the signing issues faced by individual developers by providing a comprehensive and affordable solution. We received and installed… May 13, 2025 · The code is typically signed with a digital certificate from a commercial certificate authority (CA) before the macros are distributed. Trusted Signing is a Microsoft fully managed, end-to-end signing solution that simplifies the certificate signing process and helps partner developers more easily build and distribute applications Jul 12, 2025 · Authenticode is a Microsoft code-signing technology that identifies the publisher of Authenticode-signed software. Learn more about Code Signing Certificate and other frequently asked questions here. Authenticode also verifies the software has no changes since it was signed and published. The Code Signing Root R45 (R3 cross) will need to be installed on the signing computer but not specified as an additional certificate during the signing procedure. This means that both of these items must be Oct 9, 2024 · This information describes cross-certificates which are now deprecated for driver signing on Microsoft Windows. Aug 17, 2021 · I started to make a Windows application with Windows 10 drivers. For signature consumers like publicly trusted code signing for Microsoft Windows applications, trust models depend on signatures that have certificates from a Certification Authority (CA) that is part of the Microsoft Root Certificate Program. There were some tools/drivers you had to install to allow the computer to use the certificate. It uses a hardware token, and sort of works. This is known to be used by browsers when evaluating the certificate, and allows the following: Developer signs the code installer with a 1 year expiry and a timestamping URL 2 years later someone wants to use the file signed by this code. Oct 9, 2025 · Double-click DigiCert Util. There are likely additional authorities for non-EV certificates than included in that list, please compare them yourself and choose one at your own risk. The problem is that a user working on a different PC has to reapply for a code signing certificate from the certificate authority, and I have to import the certificate again via GPO as a trusted publisher, because the certificate May 31, 2021 · An EV code signing certificate offers an immediate reputation with Microsoft SmartScreen, so your users will never have to click through a SmartScreen warning in Windows. So, the EV code signing certificates are still the most secure and trusted. I've submitted my file to the Microsoft malware scanner to verify that I'm not being… Mar 22, 2019 · About Code Signing and Timestamps Code Singing certificates may include a url for a timestampling service. The process involves getting certificates, securing them, and operationalizing a secure way to integrate certificates into build pipelines. 5. Apr 29, 2025 · Code signing is a cryptographic operation that can be performed on an app in order to verify its contents and publisher. Sep 26, 2025 · Code signing certificate - you can acquire one of these on services listed in Microsoft’s docs. 3) Mar 3, 2025 · An overview of the Microsoft Cloud PKI service, available with Microsoft Intune Suite or as an Intune add-on. Microsoft Trusted Signing Certificate Pricing Aug 16, 2018 · This process requires a more comprehensive identity verification and authentication process for each developer. Whether you're securing executables, scripts, or drivers, our solutions—including EV Code Signing Certificates—help verify your identity and ensure code integrity across platforms. [1] Code signing was invented in 1995 by Michael Doyle, as part of the Eolas WebWish browser plug-in, which enabled Code signing certificates issued after this date are therefore only issued via physical USB tokens, into on-premises HSM services, or cloud HSM services such as Azure Key Vault. Microsoft Trusted Signing Certificate Pricing Oct 21, 2025 · After activating your EV codes signing token, you can use it to sign your code and your EV verification XML file for the Microsoft Store. Jul 26, 2025 · To sign code with a Code Signing Certificate for Microsoft Office and VBA, perform the following steps: 1. When you sign your VBA code using a Microsoft Office Code Signing Certificate, your users will know that it comes from a trusted source (you) and that it hasn’t been tampered with since you signed it. Comodo Code Signing certificates work perfectly in Microsoft Office & VBA environments. The tool is installed in the \Bin folder of the Windows SDK installation path Mar 7, 2025 · Trusted Signing is a Microsoft fully managed, end-to-end signing solution that simplifies the certificate signing process and helps partner developers more easily build and distribute applications. Step 1: Sign into your CertCentral account and click on “Request a Certificate” Select “Code Signing” or “EV Code Signing. e. In a typical scenario, when an end-entity certificate from a chain is encountered on a computer, the system retrieves the root certificate authority (CA May 10, 2024 · Certificate signing can be a challenge for organizations. Sep 3, 2022 · The linked website has good information on code signing in general, but they do not address signing internal scripts and the problem with trusted publishers. Then, I noticed I need an EV code signing certificate for this. Click Next twice to get to the certificate selection list. New app submissions will not be allowed without an appropriate signature after May 1, 2023. This powerful service ensures the integrity and authenticity of your Microsoft Windows Code Signing Certificates Digitally sign your Windows software using a Microsoft code signing certificate for as little as $195 per year (save 19%). To be a trusted publisher, the public code-signing certificate used to sign the macro needs to be added to the Trusted Publishers certificate store on the device. But I really want to store the certificate in Azure KeyVault (the premium version has HSM support). dll, . Oct 1, 2024 · Learn how to set up a publicly issued code signing certificate, so you can sign catalog files or App Control policies internally. Feb 17, 2022 · We publish enterprise software that runs on Microsoft Server and Windows 10+. Recently Identrust (a division of HID Global) forced our company to replace our existing EV Code Signing Certificate due to some root cert issues. Has anyone setup a configuration Are you planning to purchase windows code signing certificate for your software? We got all prerequisite information regarding windows code signing. Trusted Signing is Microsoft’s fully managed, end-to-end signing solution for developers that makes code signing for applications, drivers, and firmware more accessible. Does this mean that from August 2024, the EV code signing certificate must also build a certain reputation to disable the SmartScreen? Apr 10, 2025 · Trust models define how trust is established and maintained within entities in a digital ecosystem. Sign your scripts, macros, and other VBA objects with trusted Microsoft code signing certificates and boost your user’s confidence. It also protects your reputation as a developer or publisher and makes your apps eligible for Our detailed guide on Windows Code Signing Certificate will help you to understand code signing security for Windows Drivers, Microsoft Office Nov 6, 2025 · Trusted Signing is a Microsoft fully managed, end-to-end certificate signing service. Buy EV Code Signing Certificates at Cheap Prices and accelerate Microsoft SmartScreen filter score for your software, apps, firmware, EXE files, and containers. Jul 29, 2024 · I believe if using the EV code signing certificate, the SmartScreen was automatically disabled without building a reputation, unlike an OV code signing. This allows malicious software to bypass security and appear legitimate. Apr 25, 2024 · Code signing on Windows with Azure Trusted Signing Trash those overpriced third-party OV and EV certs! Set that clumsy dongle on fire! Sign on the line for $9. Smart App Control considers apps signed with a trusted digital certificate to be safe, and allows them to run on a protected computer. Apr 21, 2022 · I then purchased an EV Code Signing certificate because "To be trusted by Microsoft, you need to earn application reputation. Sep 11, 2024 · How to use your OV or EV code signing certificate with Microsoft's SignTool and SSL. Jul 18, 2025 · Azure Trusted Code Signing is still in preview but then again, it's been in preview for well over 2 years but it looks like what you see and can sign up for now is in the final stages before going to a proper release as a service. exe-based applications. This includes signtool. There are 3 types. (You Everything you need to know about Microsoft Authenticode Code Signing Certificates: Utility, Working style, Cost, and Compatibility. Microsoft will ensure a smooth transition to the new issuing CAs for our partners and customers in the Windows Hardware Program. So, I tried to find the way, and I found I can get this with 600$ for a year. The EKU belongs to the certificate that Microsoft uses to sign the submission. It ensures the authenticity and integrity of code through a modern identity validation process, which is crucial for securing code signing certificates. Dec 28, 2024 · Now we can start signing! Download and install the Trusted Signing Client Tools MSI from here. Apr 2, 2025 · Nearly a year ago we announced the Public Preview of Trusted Signing with availability for organizations with 3 years or more of verifiable history to onboard to the service to get a fully managed code signing experience to simplify the efforts for Windows app developers. Certificate authorities do background checks to verify that the people who create content (such as databases) are reputable. With an OV certificate, SmartScreen reputation must be built organically, as users download and install your files. Comodo code signing certificate is compatible with Authenticode, Java, office and etc. Learn about unique certificate attributes, the service's zero-touch certificate lifecycle management process, and effective ways to manage certificates. Sign your Microsoft Windows software quickly and easily using a cost-effective Microsoft Authenticode Code Signing Certificate. Microsoft is actively working to revoke these certificates. If you are an individual the first one is your only option. However, with an EV certificate, you may need to submit your files to Microsoft, especially for ECC certificates, to speed up trust-building. The EV code signing certificates require the use of hardware to sign applications. Sep 18, 2024 · Purchase a code signing certificate from one of the Microsoft Trusted Root Program participants. exe, . Extended Validation/EV code signing certificates provide immediate reputation with Microsoft SmartScreen/Windows 10+ & additional security benefits. exe is one of the most user-friendly Windows command-line tools. Oct 23, 2025 · Microsoft Driver Signing Certificates Microsoft is changing the process for signing your kernel-mode driver packages Starting in 2021, Microsoft will be the sole provider of production kernel-mode code signatures. ” Jan 30, 2018 · The above command meets both criteria of a code signing certificate (although you could have instead of using the -type property you could have chosen an Key Usage Extention oid with corresponding code signing type i. When you sign your code using Authenticode Certificates, your users will know that it comes from a trusted source (you) and that it hasn’t been tampered with since you signed it.