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Enterprise architecture and security governance, from the board seat

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Check Point Firewall – Interfaces Reordered Upon Upgrade

January 10, 2012 by ryanhorst

My Engineering Years: this post is from my early hands-on infrastructure days, kept for reference. See the rest of this era. A few days ago, one of our Check Point IAS M6 Firefly equiped, R70.20 Splat clusters, had a member fail due to "PLANAR VOLTAGE FAILURE", so says the IBM iLO event log. Since this is not solved by a simple power supply replacement, so an RMA replacement unit from Check Point was obtained. The new device came pre-loaded with R65 and no HFA's or hotfixes. So we distributed … [Read more...]

Filed Under: Firewall, Howto Article, Linux, Network Security Tagged With: CheckPoint, CLI, My Engineering Years

Check Point Firewall – Backup vs Snapshot

January 10, 2012 by ryanhorst

My Engineering Years: this post is from my early hands-on infrastructure days, kept for reference. See the rest of this era. Backup procedures Check Point provides three different procedures for backing up (and restoring) the operating system and networking parameters on your appliances. • Snapshot (Revert) • Backup (Restore) • upgrade_export Each of these procedures backs up certain parameters and has relative advantages (such as: file size, speed, and portability), which are fully … [Read more...]

Filed Under: Firewall, Linux, Network Security Tagged With: CheckPoint, My Engineering Years

Blue Coat ProxySG – ICAP, deferred scanning, and data trickling

January 4, 2012 by ryanhorst

My Engineering Years: this post is from my early hands-on infrastructure days, kept for reference. See the rest of this era. Recently I was digging into a BlueCoat ProxySG / ProxyAV setup for ICAP and noticed some things that had room for improvement. Not a major overhaul, but some things that were missed from the best practices guide that just so happened to be causing a bit of an issue. Below is part of the small case study I completed to explain the options and differences between them, as … [Read more...]

Filed Under: Howto Article, Information Security, Network Security, Threat Protection and Prevention Tagged With: BlueCoat, DLP, My Engineering Years, ProxySG

Blue Coat Proxy – test http get

December 15, 2011 by ryanhorst

My Engineering Years: this post is from my early hands-on infrastructure days, kept for reference. See the rest of this era. When troubleshooting user internet connection issues with a specific URL, that are returning the very unhelpful Blue Coat “TCP Error" message, I normally pop into the Blue Coat ProxySG appliance and run a test from the appliance to the URL in question. I will log into the ProxySG appliance via SSH, and issue the 'test http get' command below: test http get … [Read more...]

Filed Under: Howto Article, Linux, Network Security, Web Proxy Tagged With: BlueCoat, CLI, My Engineering Years, ProxySG

Blue Coat ProxySG – CLI Commands

December 15, 2011 by ryanhorst

My Engineering Years: this post is from my early hands-on infrastructure days, kept for reference. See the rest of this era. Here is a list of Blue Coat ProxySG CLI commands, that I have compiled from my studies, Blue Coat documents, and places around the web. This is by no means an exhaustive or comprehensive list, but is rather meant to be a command line KB of sorts - mainly for my quick reference. The list is split into standard and privileged mode commands. If the list proves useful to you, … [Read more...]

Filed Under: Howto Article, Linux, Network Security, Web Proxy Tagged With: BlueCoat, CLI, My Engineering Years, ProxySG

Check Point Firewall – SPLAT CLI Commands

December 14, 2011 by ryanhorst Leave a Comment

My Engineering Years: this post is from my early hands-on infrastructure days, kept for reference. See the rest of this era. Here is a list of SPLAT CLI Commands commands for Checkpoint Secure Platform, that I have compiled from my studies, checkpoint documents, and places around the web. This is by no means an exhaustive or comprehensive list, but is rather meant to be a command line KB of sorts - mainly for my quick reference. The list is split into CP and FW commands. If the list proves … [Read more...]

Filed Under: Firewall, Howto Article, Linux, Network Security Tagged With: CheckPoint, CLI, My Engineering Years

Blue Coat ProxySG – Creating A Splash Page

November 21, 2011 by ryanhorst

My Engineering Years: this post is from my early hands-on infrastructure days, kept for reference. See the rest of this era. There do not seem to be many up to date resources regarding the building of BlueCoat splash pages, or exception pages. Even the top Google search will point you to a BlueCoat document (578) that is dated "v3-0609" for June of 2009, or to another BlueCoat document (8577) that are pretty stripped down and provide only the bare essentials of user notification. Not to mention … [Read more...]

Filed Under: Howto Article, Network Security, Threat Protection and Prevention, Web Proxy Tagged With: BlueCoat, My Engineering Years, ProxySG

My Experience With Lostadog.com & Craigslist

November 19, 2011 by ryanhorst

My Engineering Years: a personal post from the same era, not technical, kept for reference. See the rest of this era. I know my writings are mostly targeted at technology related subjects, however, I wanted to share a success story that makes me smile to this day... When I first moved to Denver, I had just recently purchased a 5 month old Puggle named Daisy. She was the perfect little moving partner and rode shotgun in the Budget truck, like a little trooper, the whole way. We got everything … [Read more...]

Filed Under: About Me, Misc Tagged With: My Engineering Years, www.lostadog.com

The Quest For A Lighter Pack Weight

November 19, 2011 by ryanhorst Leave a Comment

My Engineering Years: a personal post from the same era, not technical, kept for reference. See the rest of this era. It has been a long time since I was part of the backpacking, hiking, and camping community. Actually, it was way back when I was a boyscout i was able to do the backpacking, hiking, and camping thing, but that was a good loooong while ago. One thing I did remember though, was how darn heavy my backpack always was. I'm sure at that age I was trying to pack everything but the … [Read more...]

Filed Under: About Me, Misc Tagged With: Backpacking, My Engineering Years, Outdoors

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