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OpenSSH 10.3: security patches and new features

https://sudonull.com/openssh-10-3-security-patches-and-new-features

Learn about vulnerability fixes in ssh/sshd, support for IANA agents and new options in OpenSSH 10.3. Patches for ECDSA, scp and configuration. Update systems for protection.

X.509 certificates: ASN.1 and generation

https://sudonull.com/x-509-certificates-asn-1-and-generation

Breakdown of X.509 structure, DV/OV/EV types, trust chains. openssl, keytool, certbot commands for middle/senior dev. Create your own PKI — instructions inside.

From the web

Sep 4, 2025 ·

https://learn.microsoft.com/en-us/windows-server/administration/openssh/openssh_install_firstuse

Sep 4, 2025 · Learn how to install and connect to remote machines using the OpenSSH Client and Server for Windows.

Feb 20, 2025 ·

https://learn.microsoft.com/en-us/windows-server/administration/OpenSSH/openssh-overview

Feb 20, 2025 · OpenSSH is the open-source version of the Secure Shell (SSH) tools used by administrators of Linux and other non-Windows for cross-platform management of remote systems. Beginning with Windows 10 build 1809 and Windows Server 2019, OpenSSH is available as a feature on demand.

Oct 27, 2025 ·

https://github.com/PowerShell/Win32-OpenSSH/wiki/Install-Win32-OpenSSH

Oct 27, 2025 · Win32 port of OpenSSH . Contribute to PowerShell/Win32- OpenSSH development by creating an account on GitHub .

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