Archive for the 'Security' Category
Linux with encrypted root and swap with working hibernate to disk
Closed Published by scotth September 17th, 2009 in Computers, Internet, Linux, OS, Security, TipsI recently installed Linux Mint (ubuntu with some goodies) on a laptop and wanted an encrypted whole disk. In order for this to be truly secure, you need encrypted swap. Well most of the HOWTOs for encrypting swap use a randomized key. This breaks hibernate to disk for laptops because the linux kernel has no […]
Using OpenBSD CARP and pfsync for inexpensive firewall/router redundancy
Closed Published by scotth March 30th, 2004 in SecurityEnterprise network admins are probably familiar with Cisco’s HSRP which allows for router redundancy and VRRP for firewall redundancy. This article describes a way to achieve the same thing using features in the upcoming OpenBSD 3.5 release . Other commercial firewalls certainly have similar capability. However, OpenBSD’s feature set is becoming rather compelling. Smaller businesses […]
I have decided to start using my GPG key again to sign emails and such. It’s a good thing to use encryption and digital signature technology. Consequently, I’ve gone ahead and posted my key here
Using multiple physical machines behind a single NAT IP address
Closed Published by scotth February 21st, 2003 in SecuritySo you have just one IP address and a bunch of machines behind NAT. You’ve got port redirection working so your interal webserver behind the firewall is serving pages. But now you’ve got a second box that you need to host content on. Perhaps you have need to have a separate webserver running mod_perl and […]
Scott Harney
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