S2 Underground Videos

Playlists

Videos

The Wire: Bridging the Gap
3 days ago
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March 15 Intel Update
2 weeks ago
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01 March Intel Update: Behind the Times
4 weeks ago
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17 Feb Intel Update: More Questions than Answers
1 month ago
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Homeland Threats: Supplemental Update 11 Feb, 2023
1 month ago
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Tactical SIGINT Part 2: Tracking Spy Planes
1 month ago
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The CARVER Technique
2 months ago
13+
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Thermal Camouflage Part 1: Setting the Stage
2 months ago
13+
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Dec 20 Intel Update: More Substation Attacks
3 months ago
13+
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Rapid Intel Update: Moore County, NC
4 months ago
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Intelligence Preparation of the Battlespace
4 months ago
13+
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Quick Admin Update
5 months ago
13+
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Basic Tactical SIGINT: Tracking Aircraft and SDR Scanning
7 months ago
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Listening Posts: An Intro to SIGINT
7 months ago
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Portable HF Radio: Issues and Options
8 months ago
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Shortwave: The Warlord's Radio
8 months ago
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26 July Intel Update: Long List of Unknowns
8 months ago
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Tradecraft
8 months ago
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10 July Intel Update: Hot Fires, Cold Houses
9 months ago
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Cukes: Quick Recipes for Cucumbers
9 months ago
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03 July Intel Update: Dante's Inferno
9 months ago
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Frankengear: Map Cases
9 months ago
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June 25 Intel Update: "Cause Unknown, Investigation Underway"
9 months ago
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June 16 Intel Update: The Goldilocks Zone
9 months ago
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Passive Air Defense and the Viet Cong
10 months ago
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10 months ago
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10 months ago
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Infrared Reflective Camouflage: An Introduction
10 months ago
13+
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11 months ago
April 20 Intel Update: Food, Energy, and Inflation
11 months ago
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5th Generation Warfare: History, Modern Context, and (Some) Solutions
12 months ago
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Foreseen Consequences: Lessons Learned
1 year ago
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1 year ago
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Ukraine War Update: On The Landing Grounds
1 year ago
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Ukraine Update: The Invasion Begins
1 year ago
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Ukraine Update: Shell Games
1 year ago
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Ukraine: Cable Diplomacy
1 year ago
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Ukraine: The Clock is Ticking
1 year ago
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Ukraine: Setting the Stage
1 year ago
13+
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Jan 20 Intel Update: Cables and Corruption
1 year ago
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