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The Wandering Geek

Linux and Unix Lore, Sysadmin, Coding, and Hacks

Howtos

Jul 18th, 2009 by Doug

  • Five Minutes to an Even More Secure SSH
  • Five Minutes to a More Secure SSH
  • Using cURL for FTP over SSL file transfers
  • Monitoring Unix System Processes with Psmon
  • A Lightweight Linux Desktop
  • Streamlining Iptables for FTP and SMB/CIFS Traffic
  • Excursions With Find, Xargs, and Perl
  • Accessing Windows Shares From a GNU/Linux Desktop
  • Safe, Remote Firewall Management
  • Remotely Administering Groups of Servers With Dsh and SSH
  • Updating Your Debian or Ubuntu Desktop Safely
  • Effective Emacs
  • Using Emacs to Edit Blog Posts
  • Counting Words in Files With HTML Markup
  • Using Qemu and Kqemu Under a Debian or Ubuntu Linux Host
  • Restoring Files From an Amanda Tape Backup
  • Shaded Text Boxes in Blogger Templates
  • Creating Your Own Debian Package Mirror for Use With Apt
  • Quickly Re-configuring a Source-Based PHP Installation

         

Presentations

Jul 18th, 2009 by Doug

  • TCP/IP and Linux Network Security with Iptables
  • Introduction to Regular Expressions
  • Introduction to Perl Programming
  • Using Samba as a File Server, PDC or Domain Client

         

Code

Jul 18th, 2009 by Doug

  • Monitoring and Alerting on Linux Logfiles
  • Perl Script that Does Bulk Reverse-DNS Lookups
  • Linux Iptables Firewall Scripts
  • Perl Script that Alerts on Clam Anti-Virus Errors
  • NetAddr::IP::Obfuscate

         

Opinion

Jul 18th, 2009 by Doug

  • Comments on “10 Things for Linux Desktop Evangelists to Ponder”
  • Is the IT Profession Hopeless?
  • Security Research and Computer Crime - Where do we Draw the Line?
  • Comments on Switching From Solaris to Linux
  • Comments on “Does Installing SSH Enable More Exploits Than it Solves?”
  • Comments on SSH Security
  • The Myth of the Password Change
  • Open Source Advocacy and Looking Good
  • Math For Programmers
  • The Worm That Didn’t Turn Up
  • Dubious Network Scanners
  • What Should be in a CS Curriculum?
  • Desktop Linux and Microsoft’s OEM Power
  • McAfee: Stop Blaming Open Source Culture for Malware
  • Does Ease of Use Make for Bad Security?
  • Technical Writers and FOSS Adoption
  • Adventures in Linux Laptop Land
  • Comments on Debian, Ubuntu, and the Future of Linux
  • Can a small business afford not to run Linux?
  • Free Operating Systems: Plenty of Choices Here, People
  • Comments on “Switching From OS X to Ubuntu”
  • Apt - Debian’s Killer App
  • Comments on “Why I’m staying with Debian”
  • Do You Run X on Linux or Unix Servers?
  • Battles with Proprietary Software Support
  • Serious Businesses Don’t Use Ubuntu Because the Release Names are Silly
  • Is Anti-virus Software Really Necessary?
  • Linux, Binary Blobs and Restricted Media
  • ‘Insecure by Default’? Well, Yes and No…
  • Comments on ‘Security without firewalls’
  • Why Linux Hasn’t “Made It” to a Desktop Near You
  • Requiring IE for Security Reasons - Huh?

         

  • About

    Here you'll find plenty of Linux and Unix sysadmin tips, howtos, code snippets and geek commentary - I hope you find the site both interesting and useful.

  • [FSF Associate Member]
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