Ssh
117 Stories
Red Hat, Fedora servers compromised
News Linux seller says Red Hat and Fedora servers were breached but customers are not affected.
Tags: Security, Servers, Linux, Open source, Fedora Project, Red Hat Inc., SSH, Server, network, leader
Manage dotfile configuration with subversion
Techguide Keeping dotfiles up-to-date on differing systems can be challenging. Find out how to use version control, such as subversion, to manage these files.
Tags: Linux, Open source, Repository, Red Hat Inc., SSH, CVS Corp., SVN, computer, Vincent Danen, Canada
Monitorix makes server-monitoring easy
Techguide While it's important to get a remote view of your servers with tools like Nagios, it's not always easy to get a full "local" view of things like CPU load and network service demand. Monitorix can fill in the gaps of your monitoring needs.
Tags: Open source, Server platforms, Diagnostics and monitoring, SSH, network device, Telnet, RPM Package, Monitorix RPM, Server, monitoring
Get network versatility with SSH tunneling and netcat
Techguide Vincent Danen explains how to use netcat with SSH tunneling when you need to create a secure connection to a server from a remote location.
Tags: Open source, Bastion, Authentication, ProxyCommand, network, OpenSSH, SSH, IP, Tool, Password
Rickroll virus attacks iPhones
News The 'ikee' worm replaces the infected device's background picture with an image of Rick Astley.
Tags: Mobile platforms, Viruses and worms, Twitter Inc., security consultant, F-Secure Corp., Sophos Plc., SSH, Graham Cluley, Password, Virus Attack
Secure remote firewall administration via SSH
Techguide Using Web-based component to configure firewalls may not be secure. Vincent Danen highlights another way.
Tags: Open source, Firewalls, Security Management, Authentication, TCP, Linksys Inc., network, firewall configuration, SSH, Web Browser
Perspectives provides out-of-band verification for SSH
Techguide There is more to Perspectives than the Firefox extension for TLS/SSL validation.
Tags: Network security, PC security, Data security, Security, Perspectives, SSH Protocol, SSL, network, OpenSSH, SSH
Use Makefiles for more than handling code
Techguide Vincent Danen explains the make command and its associated Makefile, and shows how versatile the command is.
Tags: Open source, Linux, Command, Source Code, Red Hat Inc., SSH, SVN, Server, remote server, URI
Manage multiple systems with Parallel SSH
Techguide For a user caring for multiple systems, OpenSSH is extremely useful, but being able to execute OpenSSH commands in parallel is even more so.
Tags: Open source, Remote management, Command, Host, OpenSSH, SSH, Database, Tool, database backup, Pssh
Basics of secure admin privilege use with Unix
Techguide Sometimes, it's worthwhile to get back to basics. Read about the basics of secure administrative privilege use on Unix-like systems.
Tags: UNIX, Security Management, Security applications/tools, Security, SSH, Unix, Administrator, Tool, Password, User Account
Remotely monitor servers with the Nagios check_by_ssh plugin
Techguide If you are using Nagios to monitor remote servers, you have more than one method to execute checks including the use of the check_by_ssh plugin.
Tags: Open source, Asset/resource/knowledge management, Infrastructure/architecture management, C, Plug-in, SSH, Passphrase, Password, remote site, Nagios
Chink in encryption armor discovered
News An underlying flaw in the OpenSSH encryption protocol has been revealed by academics.
Tags: Authentication and encryption, OpenSSH, SSH, IT Professional, Encryption, Information Security, Flaw, Server, Attacker, RFC
10 iptables rules to help secure your Linux box
Techguide Mastering iptables could take a while, but if you have a few rules to cover the basic security needs, you'll be well on your way to protecting your Linux system.
Tags: Linux, Network security, Security Management, Packet, TCP, Security, Rule, SSH, IP, Linux Server
Linux cryptography attacks seen in the wild
News Secure Shell keys are being compromised and stolen from Linux-based systems, U.S.-CERT has warned.
Tags: Security, Linux, Open source, Key, SSH, Rootkit, IT Professional, Attack, Cryptography, aide
Use tcpdump for traffic analysis
Techguide The tcpdump tool is powerful and flexible, but compared with graphical tools like Wireshark it may appear to be a dark art. It really isn't that difficult to use once you pick up the basics.
Tags: Data security, Network security, Security Management, Security applications/tools, Data mining & analysis, Packet, Security, SSH, Tool, network interface
