lsh is a free software implementation of the Secure Shell protocol version 2, by the GNU project including both server and client programs. Software maintenance is one of the activities in software engineering, and is the process of enhancing and optimizing deployed software (software release), as well as remedying defects. ... A software release is to create a new version of the system or program and release it to the user community. ... An operating system (OS) is a software program that manages the hardware and software resources of a computer. ... A Unix-like operating system is one that behaves in a manner similar to a Unix system, while not necessarily conforming to or being certified to any version of the Single UNIX Specification. ... A software license is a legal agreement which may take the form of a proprietary or gratuitous license as well as a memorandum of contract between a producer and a user of computer software. ... The GNU logo For other uses of GPL, see GPL (disambiguation). ... This page as shown in the aol 9. ... This article is about Free Software as defined by the sociopolitical Free Software movement; for information on software distributed without charge, see freeware. ... To meet Wikipedias quality standards, this article or section may require cleanup. ... In computing, a protocol is a convention or standard that controls or enables the connection, communication, and data transfer between two computing endpoints. ... The GNU logo, drawn by Etienne Suvasa The GNU Project was announced in 1983 by Richard Stallman. ... In information technology, a server is a computer system that provides services to other computing systems—called clients—over a network. ... In computing, a client is a system that accesses a (remote) service on another computer by some kind of network. ...

lsh was started from scratch and predates OpenSSH, a more popular alternative. OpenSSH (Open Secure Shell) is a set of computer programs providing encrypted communication sessions over a computer network using the SSH protocol. ...

See also

Free software Portal

• Comparison of SSH clients
• TCP Wrappers
• Kerberos
• SRP

Image File history File links Portal. ... This article or section is incomplete and may require expansion and/or cleanup. ... TCP Wrapper is a host-based network ACL system written by Dr. Wietse Venema, used to filter otherwise (yet) unauthenticated network access to Internet protocol services run on (Unix-like) operating systems such as Linux or BSD. Allowing host or subnetwork IP adresses, names and/or ident query replys, to... Kerberos is a computer network authentication protocol which allows individuals communicating over an insecure network to prove their identity to one another in a secure manner. ... The Secure Remote Password Protocol (SRP) is a password-authenticated key agreement protocol which allows a user to authenticate herself to a server, which is resistant to dictionary attacks mounted by an eavesdropper, and does not require a trusted third party. ...

External links

• lsh