Encrypting and decrypting files with GnuPG
Last week's TechMail tip was Encrypting and decrypting files with GnuPG, which covers some stuff about using gpg to deal with encryption of files (instead of just using gpg for mail).
more ...Last week's TechMail tip was Encrypting and decrypting files with GnuPG, which covers some stuff about using gpg to deal with encryption of files (instead of just using gpg for mail).
more ...This week's TechMail is Secure temporary files in Linux which discusses how to properly secure temporary files, using things like loopback filesystems, separate partitions for /tmp and using appropriate mount flags. It's pretty simplistic stuff, but can make a huge difference on the security of your system.
more ...A few of us on vendor-sec have decided to pull some cross-vendor resources and we've put together a new informal organization, similar to vendor-sec, but for a more "general public". It's primarily a wiki of various security-related information and a mailing list for OSS vendors and authors to be able …
more ...This came through as this week's techmail, although I'm not sure why.. this was originally posted back in June, but since that was before I started linking to the tips I figured I'd note it here anyways. Tuning the Linux kernel for more aggressive network throughput talks about changing some …
more ...Found this link this morning, to a site with some nice cheatsheets that might be of interest to some people. There are cheetsheats for regexps, PHP, MySQL, CSS, HTML, etc. Single-page cheetsheats that can be used for easy reference. Found them on ilovejackdaniels.com. Might be worth checking out for …
more ...I was bored tonight so I wrote a wrapper for hddtemp for Nagios monitoring. I have a bit of a quirky setup for Nagios where I run the local system checks on remote systems via netcat, ipsvd, and a script to handle the query. This allows me to monitor remote …
more ...There was a vulnerability in libcdio that we sat on for quite a bit because I had accidentally found another way to crash iso-info. Took some time to figure it all out, but we were persistent and Gustavo came up with the fix for all supported libcdio versions.
I don't …
more ...This week's TechMail is Get started with GnuPG, a quick primer on another of my favourite tools: GnuPG. Learn the basics of getting your own GPG keypair created and learn a little bit about fingerprints and signatures and what they all mean.
And if you want to get more into …
more ...If you've ever wondered exactly who it is that Microsoft is catering their operating system, wonder no further. For those of who have bought Vista and haven't been able to figure out how to open the box, I have the answer for you. Don't feel bad if you've had Vista …
more ...This week's TechMail is Use tcpdump for network debugging which goes over some of the basics for, yes, using tcpdump to debug your network (or, if you're curious, just to watch packets sling around your computer).
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