Download PuTTY: release 0.50

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This page contains download links for PuTTY release 0.50.

0.50, released on 2000-10-16, is not the latest release. See the Latest Release page for the most up-to-date release (currently 0.81).

Past releases of PuTTY are versions we thought were reasonably likely to work well, at the time they were released. However, later releases will almost always have fixed bugs and/or added new features. If you have a problem with this release, please try the latest release, to see if the problem has already been fixed.


This release has known security vulnerabilities. Consider using a later release instead, such as the latest version, 0.81.

The known vulnerabilities in this release are:

Binary files

putty.exe (the SSH and Telnet client itself)
x86: putty.exe
Alpha: putty-alpha.exe
pscp.exe (an SCP client, i.e. command-line secure file copy)
x86: pscp.exe
Alpha: pscp-alpha.exe
puttytel.exe (a Telnet-only client)
x86: puttytel.exe
Alpha: puttytel-alpha.exe
plink.exe (a command-line interface to the PuTTY back ends)
x86: plink.exe
Alpha: plink-alpha.exe
pageant.exe (an SSH authentication agent for PuTTY, PSCP, PSFTP, and Plink)
x86: pageant.exe
Alpha: pageant-alpha.exe

Source code

Windows source archive
git repository
gitweb: main | 0.50 release tag

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(last modified on Mon Apr 15 20:02:39 2024)