Openssh
38 Stories
Critical hole found in encryption program
News A security flaw in the popular open-source encryption program leaves servers vulnerable to hackers.
Use OpenNTPD for time synchronization
Techguide Traditionally, the time synchronization application used on Linux systems has been ntpd (network time protocol daemon), but OpenNTPD offers a single application that acts as both client and server.
Tags: Networking, Linux
Open-source group plugs three holes
News An open-source group that maintains software for securing communications released a patch on Tuesday to fix several vulnerabilities that were found during a security test by the U.K. government.
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
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
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
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
Linux 101: Establish better security with OpenSSH
Techguide This document explains how OpenSSH, an open source implementation of SSH, works and how it can play an important role in your Linux environment.
Sendmail has vulnerabilities: Study
News Although Microsoft Windows vulnerabilities get most of the headlines, researchers this week identified vulnerabilities in two commonly used open-source software products.
Scanning with nmap
Techguide Vincent Danen takes you through some basic tasks with the scanning and auditing utility, nmap.
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
Chroot users with OpenSSH the easy way
Techguide The new function included in the release of OpenSSH means you no longer have to rely on third-party hacks or complicated chroot setups to confine users to their home directories.
Tags: Networking, Open source
OpenSSH login tricks
Techguide Vincent Danen is a fan of OpenSSH for remote connections. Here, he shares some tricks for streamlining remote access to systems using SSH.
Realize the flexibility of OpenSSH
Techguide With OpenSSH, you can access systems remotely and securely, transfer files securely, secure normally insecure services, and much more.
Tags: Open source, Authentication and encryption, Data security
