Passphrase
19 Stories
IBM beefs up security on ThinkPad T42
Reviews IBM's business workhorse notebook gets a fingerprint reader and an upgraded suite of security tools. We take a first look.
10 dumb things IT pros do that can mess up their networks
Techguide End users aren't the only ones whose misguided actions can bring a smooth-running network to a screeching halt. IT pros make their share of mistakes, too.
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
Store passwords with pwsafe
Techguide The most common password manager on Linux is pwsafe, a command-line application. Vincent Danen explains how to work this tool.
Tags: Security Management, Open source, Linux, Passphrase, Apple Mac OS X, Password, Security Management, Open source, Linux, Web
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
Encrypt filesystems with LVM
Techguide The Logical Volume Manager allows for easy partitioning in Linux and offers encryption by volumes, not just an entire partition.
Tags: Open source, Linux, Fedora Project, Red Hat Inc., Volume, File System, CentOS, Password, Vincent Danen, Canada
Six principles of practical ciphers
Techguide Core ideas of a set of principles familiar to cryptographers and other security experts as Kerckhoffs' Principle, are still relevant today--more than 125 years after they were articulated.
Tags: Authentication and encryption, Security Management, Security implementation/standards, private key, CompTIA, Cryptography, Chad Perrin, knowledge, consultant, Security Management
Using pam_mount to automount filesystems at login
Techguide Pam_mount can take a password entered at login and use it to mount an encrypted filesystem. It can also mount non-encrypted filesystems.
Tags: Linux, Infrastructure/architecture management, Configuration File, Authentication, File System, On-demand, Password, Mandriva, Network File System, Vincent Danen
Encrypting and decrypting files with GnuPG
Techguide You can use GnuPG, the open replacement for PGP, to manage cryptographic signatures to files or e-mail, as well as a tool to encrypt and decrypt sensitive files.
Tags: Digital signatures, Open source
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
Five easy ways to compromise your own security
Techguide Even if you've effectively secured your IT resources against malicious security crackers, there could be the danger that someone could accidentally compromise security.
Tags: Security, Business Model, Yahoo! Inc., private key, Obscurity, online banking, Password, Computer, online banking password, e-mail
Get started with GnuPG
Techguide Available with every Linux distribution, GnuPG can be used to encrypt regular files or e-mail and can also verify the integrity of files or e-mail via cryptographic signatures.
Tags: Linux, Open source
Use shfs to mount remote directories via ssh
Techguide Vincent Danen describes shfs, which allows you to mount remote directories that look like local file systems, without the hassle of VPN connections.
Tags: VPNs, Linux, Linux desktop OS, Linux server OS, Open source
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
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
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