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2013-03-27 Keith Winstein <>
* Version 1.2.4 released.
* New features:
* Support port ranges with -p LOWPORT:HIGHPORT (Luke Mewburn)
* Ctrl-^ Ctrl-Z suspends mosh client (Nikolai Zeldovich)
* mm:ss display of lost-contact times (Kevin Ballard)
* Show infobar with control chars when Ctrl-^ is typed
* Put terminal in altscreen mode (Anders Kaseorg)
* Tell automake/Debian pkg about our checks (Anders Kaseorg)
* Platform support:
* OS X: Script to build a universal package (Peter Iannucci)
* FreeBSD: Fix build problems (Jimmy Olgeni)
* AIX: port by Anton Lundin
* Solaris with system curses (Anton Lundin)
* Cygwin and others: eliminate use of IO::Pty (Anton Lundin)
* Bug fixes:
* Fix bug (introduced in 1.2.3) where server stays around
if process quits while client is detached
* Clean up spurious entries from detached sessions warning
* Fix freeze when connectivity is one-directional for hours
(reported by Axel Beckert)
* Don't wipe title until a new one is set (sqweek)
* Eliminate memory leaks and cppcheck warnings (Anders Kaseorg)
2012-10-19 Keith Winstein <>
* Version 1.2.3 released.
* Security improvements:
* Use OpenSSL AES implementation
* Update AES-OCB implementation (Keegan McAllister)
* Don't let bad server dictate IP (Felix Groebert)
* New features:
* Client hops ports to survive challenging client-side firewall
* Server stops sending to save client power (Daniel Drown)
* Set DiffServ code point and ECN-capable (Dave Täht)
* Slow down if explicit congestion notification received
* Warn about unattached Mosh sessions on login
* Compatible with KDE konsole (uses BEL to terminate OSC)
* Improved heuristic about color of predicted characters
* Bug fixes:
* Improved performance on systems with expensive time
* No longer choke on "ffff::" address for hosts with IPv6
* More conservative MTU and datagram sizing
* Platform support:
* Build on Solaris and IllumOS (Timo Sirainen, Ira Cooper)
* Build on ARM with gcc 4.7 (Alexander Chernyakhovsky)
* Licensing changes:
* Allow distribution on Apple App Stores
* Allow linking with OpenSSL
2012-06-12 Keith Winstein <>
* Version 1.2.2 released.
* Remove warning on out-of-order/duplicated datagrams
* Add "experimental" prediction mode
2012-05-25 Keith Winstein <>
* Version 1.2.1 released.
* Improve performance on lossy links.
* New diagnostic message when link is dead in only one direction.
* Use less CPU when link is down. (Keegan McAllister)
* Use much less CPU when application or mosh-server sends
large repeat counts (resolves CVE-2012-2385, reported by
Timo Juhani Lindfors).
* Use less memory when mosh-server is malicious.
* Fix vttest regression re: wrapping and tabs.
* Enable roundtrip verifier of terminal emulator correctness
when verbose.
* Remove skalibs as a dependency. (Keegan McAllister)
* Remove use of poll() and OS X poll workaround. (Keegan McAllister)
* Include bash_completion file. (ejeffrey)
* Include UFW firewall profile. (Fumihito YOSHIDA)
* Warning on out-of-order/duplicated datagrams
(or failed nonce increment).
* Clearer error message on invalid port number.
* Cleanups to quit scenario when firewalled.
2012-04-26 Keith Winstein <>
* Version 1.2 released.
* Remove Boost as a dependency (Keegan McAllister)
* Add support for FreeBSD, Cygwin, RHEL/CentOS 5, OS X 10.5 on PPC.
* More verbose and helpful diagnostics. Server now has -v flag.
* Client now has --ssh= flag to set SSH options (like port)
* Remove skalibs as a dependency on Debian/Ubuntu (Keegan McAllister)
* Now passes locale-related env vars over the connection
* Fix startup script to no longer hang on some Macs (Jay Freeman)
* Fix terminal emulation and argument parsing on FreeBSD
* Fix alignment problems on ARM
* Now prints message of the day
* Use binary hardening flags where available (Keegan McAllister)
* Responsiveness and CPU-usage improvements
* Several terminal-emulation improvements and bug fixes
2012-04-03 Keith Winstein <>
* Version 1.1.3 released.
* Builds on armel, armhf, and kFreeBSD.
* Fixes bug causing occasional missing/extra wraparound copy-and-paste.
* Eliminates valgrind complaint over unused winsize fields.
* Close connection after four petabytes (per OCB recommendation).
2012-03-28 Keith Winstein <>
* Version 1.1.2 released.
* Fixes to build on OS X 10.5 with older gcc and -lpoll (Quentin Smith)
* Add --with-utempter and --without-utempter per gentoo request
(Michael Weber)
* configure now requires ncurses headers (and others) to be installed
* Consolidate locale routines to help Android port (Keegan McAllister)
2012-03-27 Keith Winstein <>
* Version 1.1.1 released.
* Fix spec file and build failure on Fedora.
* Print out error message properly on fatal_assert().
* Support for machines without posix_memalign().
2012-03-22 Keith Winstein <>
* Version 1.1 released (stable release).
* Allows user to specify remote command to execute.
* Only advertises 256 colors when user's terminal has 256 colors.
* Add chaff to datagrams to frustrate statistical analysis of length
* Cosmetic fixes to terminal handling
* Improved startup script (Anders Kaseorg)
2012-03-16 Keith Winstein <>
* Version 1.0.2 released.
* Uses xterm-256color and supports 256-color escape sequences.
* Posterizes to 8 colors unless the user has a 256-color terminal.
* Handles terminals without BCE.
* Starts login shell.
2012-03-14 Keith Winstein <>
* Version 1.0.1 released.
* Roughly 40% less CPU usage.
2012-03-12 Keith Winstein <>
* Version 1.0 released.
* mosh now supports --version option and prints no-warranty message.
2012-03-10 Keith Winstein <>
* Version 0.98 released.
* Add option to select server-side UDP port.
* Restrict default UDP port range to 60000..61000.
* Use TERM / terminfo to decide when to send ECH sequence.
* Now works properly inside tmux.
2012-03-07 Keith Winstein <>
* Version 0.97 released.
* Merged Mac OS X port (thanks to Quentin Smith and Anders Kaseorg)
* Server will quit if no connection within first 60 seconds
* Startup script no longer requires threaded Perl
* Add --enable-compile-warnings=error to ./configure
* Fix some flicker issues with adaptive prediction mode
2012-02-26 Keith Winstein <>
* Version 0.96 released.
* Compress all instructions with zlib
2012-02-25 Keith Winstein <>
* Version 0.95 released.
* Make echo acknowledgment reliable to reduce spurious mispredict detections.
* Require two dropped heartbeats before showing blue bar of lost contact
* Print newline before MOSH CONNECT string to make more robust if intermediate keys hit
* Disable ControlMaster in initial SSH connection so proxy is always used
* Make retransmissions occur at frame rate (vs. every 3 seconds) for limited time after loss
2012-02-15 Keith Winstein <>
* Version 0.94 released.
* Make man pages
* Replace C++11 features (lambda and auto) with boost equivalents
(Anders Kaseorg)
* Now builds with g++ or clang (with libstdc++)
2012-02-13 Keith Winstein <>
* Version 0.93 released.
* Make utmp entries
2012-02-13 Keith Winstein <>
* Version 0.92 released.
* Allows user to select prediction mode (always/never/adaptive)
* Fix bug in server startup on slow hosts
* Better prediction when deleting at line ending
2012-02-09 Keith Winstein <>
* Version 0.91 released.
* Startup script support SSH options and aliases (Anders Kaseorg)
* End use of Path MTU discovery and allow IP fragmentation because,
e.g., Cisco VPN has MTU of 1200 and does not pass ICMP too-big.
* Better exception and error handling.
* Restrict predictive local echo display to long-delay links
(>60 ms RTT) or for temporarily after a "glitch." Otherwise simply
show server echos, while maintaining prediction overlay in the
background in case it is needed.
2012-02-07 Keith Winstein <>
* Version 0.9b released.
* Improvements to build system (Anders Kaseorg)
2012-02-06 Keith Winstein <>
* Version 0.9 released.