PuTTY 0.81 💾

PuTTY is a free implementation of SSH and Telnet for Windows and Unix platforms, along with an xterm terminal emulator.

minor feature: Security for CVE-2024-31497 : NIST P521 /. ecdsa-sha2-nistp521 signatures are no longer generated with biased values of. k.. The previous bias compromises private keys.

MITL win32 putty ssh telnet terminal-client file-transfer ftp tftp


ExtraPuTTY 0.29

ExtraPuTTY is a fork of Putty 0.63 for Windows. It adds a Win32 API, command shortcuts, uses config files instead of the registry, automatic reconnection, and supports FTP, TFTP, X/Y/Zmodem besides SSH and Telnet. It also provides Lua 5.2 scripting for session handling and management, and is directory relocatable for portable installations.