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Validating digital signatures and display special icons

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Electronic documents pose a special challenge to the verification of their authenticity because they can be altered, which could lead to unauthorized versions of government content.GPO must assure users that publications available from GPO websites are as official and authentic as publications that have been printed and disseminated by GPO for many years and that trust relationships exist between all parties in electronic transactions.

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The visible digital signatures on online PDF documents serve the same purpose as handwritten signatures or traditional wax seals on printed documents.Double-click on one of the signatures to display further information.Windows lists the signer information and countersignatures in the window that opens.Software developers and companies may sign software programs they develop or distribute which is used to validate the integrity of the program to ensure that it has not been altered after it has been signed.The following guide lists several methods to verify digital signatures of programs on a computer running Windows.We are committed to keeping our content free and independent, which means no paywalls, no sponsored posts, no annoying ad formats or subscription fees.

If you like our content, and would like to help, please consider making a contribution: Martin Brinkmann is a journalist from Germany who founded Ghacks Technology News Back in 2005.

Note: The download has a size of about 2.5 Gigabytes if you download the Windows 10 SDK.

It will install all sorts of files on the system that you don't require if you don't develop Windows programs.

Sign Tool is a Microsoft program that is included in the Windows SDK.

The program is not included when you install Windows on a machine or use Windows, and needs to be added to the system by installing the Windows SDK.

He is passionate about all things tech and knows the Internet and computers like the back of his hand.