forum traveling

Celestial Software

...better by design

Home Download

Download Selection

If you've already installed a prior version of AbsoluteTelnet/SSH, this download will upgrade you to 12.16.  If you purchased a pro license in the past, you get one year of upgrades FREE!! Additional upgrades can be purchased for a reduced price.

AbsoluteTelnet Telnet, SSH, and SFTP 12.16


  • FIX for unexpected crash on startup prevalent in older versions
  • FIX for SSH agent forwarding that was breaking on some servers without any error or explanation
  • FIX for ASCII file transfer over SFTP that was truncating some characters
  • FIX for ZMODEM crash when selecting large numbers of files
  • Strict KEX to prevent Terrapin vulnerability (See TERRAPIN)
  • Increased compatibility with newer Cisco switches
  • Support for SHA2 in authentication keys, plus RFC-8308 support so we know when to use them.
    • Around Openssh 8.8, default behavior is to stop supporting SHA1 signatures in authentication by default, so this is required moving forward.
  • Support for OpenSSH ETM MACs
  • Numerous bug fixes and subtle improvements
  • Fixes problem introduced in 11.41 'classic' interface
  • Fix for port forwarding bug introduced in 11.39



    SITE  Version Architecture Download LINK
    Celestial Software 12.1664/32-bit   This version is suitable for most Windows installations.  NOTE: If you use AbsoluteTelnet/SSH VBScript scripting under 64-bit windows, you will need to download and install the 32-bit only version below.  Microsoft does not support VBScript in 64-bit applications Click Here to download
     Celestial Software 12.1632-bit only  If you need to use VBScript scripting for login scripts or other scripting automation, choose this to install 32-bit AbsoluteTelnet/SSH under both 32 and 64 bit versions of windowsClick Here to download


Recent Forum Posts

info in Secure Shell by bpence, Apr 20, 2024 12:28 pm
info in Secure Shell by bpence, Jan 29, 2024 09:01 am
info in Secure Shell by bpence, Nov 17, 2023 09:44 am
info in AbsoluteTelnet General by bpence, Nov 14, 2023 06:55 am
info in Configuration issues by taa1, Nov 05, 2023 04:26 pm
I really like all of the features it has. I mostly use it to telnet to my remote boxes that I oversee including the total control and a few packet shapers we have on our local isp. GOOD JOB !!! ;) -- Larry Thibodeaux - Internet Coordinator - CommuniComm Services