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SSH Protocol

access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/3/html/Reference_Guide/ch-ssh.html

SSH is designed to replace older, less secure terminal applications used to log into ... The client can forward X11[1] applications from the server. ... port forwarding, an SSH server can become a conduit to secure otherwise insecure protocols, ...

Port Forwarding (SSH, The Secure Shell: The ... - UNIX.org.ua

docstore.mik.ua/orelly/networking_2ndEd/ssh/ch09_02.htm

Normally, this connection is insecure, with your mail account password transmitted as ... Forwarding can't work with protocols not built on TCP, such as the ... TCP (and UDP) use a positive integer, called a port number, to identify a service. .... Otherwise, the client application is on the remote SSH server machine , and you ...

X Forwarding (SSH, The Secure Shell: The Definitive Guide)

docstore.mik.ua/orelly/networking_2ndEd/ssh/ch09_03.htm

Unfortunately, the inter-machine communication is insecure and wide open to snoopers. ... In addition to explaining how to use X forwarding, we also expose the internals ... An X protocol connection can be routed through an SSH connection to .... Otherwise, if the keys match, the SSH client substitutes the real display key in ...

18.1. Features of SSH - CentOS

www.centos.org/docs/5/html/5.1/Deployment_Guide/s1-ssh-intro.html

The client can forward X11 applications from the server. ... encrypts everything it sends and receives, it can be used to secure otherwise insecure protocols.

9.2. Port Forwarding

nnc3.com/mags/Networking2/ssh/ch09_02.htm

Normally, this connection is insecure, with your mail account password ... Forwarding can't work with protocols not built on TCP, such as the .... So, in the preceding example, only machine H can use the forwarding; .... Otherwise, the client application is on the remote SSH server machine, and you use remote forwarding.

Chapter 9. OpenSSH - Fedora Documentation

docs.fedoraproject.org/en-US/Fedora/14/html/Deployment_Guide/ch-OpenSSH.html

If SSH is used for remote shell login and file copying, these security threats can ... It provides a way to secure otherwise insecure protocols ... Using a technique called port forwarding, an SSH server can become a conduit to securing otherwise ...

ssh man page - LinuxCommand.org

linuxcommand.org/lc3_man_pages/ssh1.html

-A Enables forwarding of the authentication agent connection. ... Currently the SOCKS4 and SOCKS5 protocols are supported, and ssh will act as a SOCKS server. ..... server spoofing or man-in-the-middle attacks, which could otherwise be used .... as that will render the X11 connection insecure (and will require the user to ...

SSH Protocol

www-uxsup.csx.cam.ac.uk/pub/doc/redhat/redhat8/rhl-rg-en-8.0/ch-ssh.html

This technique, called X11 forwarding, provides a secure means to use graphical ... it sends and receives, it can be used to secure otherwise insecure protocols. ... A large number of client and server programs can use the SSH protocol.

The Secure Shell (SSH) Connection Protocol (RFC 4254) - IETF

www.ietf.org/rfc/rfc4254.txt

Abstract Secure Shell (SSH) is a protocol for secure remote login and other secure network services over an insecure network. ..... It is assumed that practitioners will first attempt to use the IANA assigned 'reason code' values and then document .... X11 connection forwarding should stop when the session channel is closed.

ssh - LinuxCommand.org

linuxcommand.org/man_pages/ssh1.html

SSH protocol version 1 The first authentication method is the rhosts or ... and the rlogin/rsh protocol in general, are inherently insecure and should be .... Forwarding of X11 connections can be configured on the command line or in ... man-in-the-middle attacks which could otherwise be used to circumvent the encryption.