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public key

About this tag
The public key tag on WindowsForum.com covers topics related to public key authentication and cryptography in Windows environments. Discussions include configuring OpenSSH on Windows Server 2022 for public/private key authentication, troubleshooting issues with PsExec and public key authentication in Cygwin SSH, and validating XML signatures using public keys with CryptXML APIs. Additional content addresses certificate trust updates for Windows that add public key hashes of untrusted certificates to the CTL, and general security advisories about default password risks. Common themes involve SSH key-based login, certificate validation, and cryptographic API usage in Windows development.
  1. K

    Problem logging into Windows 2022 OpenSSH server using public and private key authentication

    Hello. We have set up an OpenSSH server on our Windows 2022 Server with Desktop Experience configuration. The version of the software installed is the following: OpenSSH_for_Windows_10.0p2 Win32-OpenSSH-GitHub, LibreSSL 4.2.0 Testing has confirmed that username/password authentication is...
  2. DexterWoo

    Windows 10 How to validate xml signature with a public key using cryptxml APIs

    Hi Guys, I got a really tricky problem from my work. I am doing a xml signature validation with CryptXml in native C++. I got this signed xml,, I can't retrieve the key info from it using cryptxml API. there's a solution using signedXml with C#, it validates the file with a rsakey...
  3. I

    Windows 7 PsExec does not work with public key authentification

    Hello, i setup ssh (cygwin) and execute command with psexec on the remote server, which works as expected. Then i added my pub key to my ~/.ssh/authorized_keys to login without pw. After that i cannot execute psexec commands, it says ”handle is invalid“. Checked twice, remove my pub key from...
    • imagica
    • Thread
    • authentication authorized keys cygwin error handling psexec public key remote server ssh sshd_conf troubleshooting
    • Replies: 12
    • Forum: Windows Networking
  4. News

    TA13-175A: Risks of Default Passwords on the Internet

    Original release date: April 10, 2013 | Last revised: June 24, 2013 Systems Affected Any system using password authentication accessible from the internet may be affected. Critical infrastructure and other important embedded systems, appliances, and devices are of particular concern...
    • News
    • Thread
    • access control authentication critical infrastructure default passwords embedded systems firmware industrial control systems iot security metasploit multi-factor authentication network access network equipment password change password management public key remote access router security security risks shodan vulnerability scanning
    • Replies: 0
    • Forum: Security Alerts
  5. News

    An automatic updater of revoked certificates is available for Windows Vista, Windows Server 2008, Wi

    Describes an update for Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2. This update adds the public key or signature hash of known untrusted certificates to CTL. More...
    • News
    • Thread
    • certificate public key revoked security signature update windows 7 windows server windows vista
    • Replies: 0
    • Forum: Knowledge Base (KB)
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