SSL is an additional layer of communication links. Can contain many protocols. HTTPS, FTPs, .....SSH is just an encrypted shell, originally used to replace Telnet. The port forward also allows other protocols to be encrypted via SSH tunneling.SSL is
OpenSSH
OpenSSH is a free open-source implementation of the SSH (Secure Shell) protocol. It uses secure and encrypted network connection tools instead of Telnet, FTP, rlogin, RSH, and rcp tools. OpenSSH supports SSH protocol versions 1.3, 1.5, and 2.
BackgroundCompany to do security scan, sweep out OpenSSH, OpenSSL loopholes, need to do upgrade. Direct Yum Update has no effect, so we have to manually compile the upgrade.Pre-upgradessh -VOpenSSH_5.3p1, OpenSSL 1.0.1e-fips 11 Feb 2013After
SSH (remote connection tool) connection principle: SSH service is a daemon (demon), the system background listening client connection, SSH server process named sshd, responsible for real-time monitoring client requests (IP 22 port), including public
ssh under UbuntuFirst, introduceSSH is the abbreviation for secure Shell, developed by the IETF Network Working Group, and SSH is a security protocol based on the application layer and transport layer. SSH is currently a more reliable protocol that
One, view version[Email protected] ~]# ssh-vOPENSSH_5.3P1, OpenSSL 1.0.0-fips 2010 indicates that the system is in use OpenSSHSsh-vSsh:ssh Secure Shell 3.2.9.1 (non-commercial version) on I686-PC-LINUX-GNU indicates that the system is using
OpenSSL, openssh version upgradeNote: Be sure to first install yum-y installed gcc* make perlpam pam-devel zlib-devel openssl-devel These packagesNote: Install the OpenSSH version to reach more than 6.8, or at least a moderate vulnerability1. The
As a Linux administrator, logging on to multiple Linux servers for remote operations is part of the daily work. But with the increase of the server, each login, the system will prompt to enter the user name and password, frequent input user name and
Transferred from: http://7056824.blog.51cto.com/69854/403669As a Linux administrator, logging on to multiple Linux servers for remote operations is part of the daily work. But with the increase of the server, each login, the system will prompt to
Original article: http://www.dongwm.com/archives/%E5%85%B3%E4%BA%8Essh%E5%91%BD%E4%BB%A4%E7%A0%94%E7%A9%B6%E4%BB%A5%E5%8F%8Assh%E4%BF%A1%E4%BB%BB%E8%AF%A6%E8%A7%A3/
This article mainly introduces several key points:
1. debug the SSH client
2
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