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About the channel
grepwise is Linux, self-hosting and automation for people who actually run the boxes. Short, dense terminal videos — one useful command or concept at a time, tested on a real machine and explained the way one admin explains it to another. Real terminals, real output, the occasional 3am-alert humor. No hype, no hacker-hoodie theatrics, no untested commands passed off as working. If a hook promises something, the video pays it off. New shorts on a regular schedule.
Latest videos
Nobody Does the Whole Job: 27,416 Sessions and Not One Full Attack
0 views · 08/23/2026
Nobody Broke In: Two Supply Chains in One Week
5 views · 08/16/2026
Static Triage: Eleven Malware Samples, Zero Executions
6 views · 08/09/2026
Anatomy of a real server compromise
174 views · 08/02/2026
netshun: Automatic Intrusion Prevention — Install, Ban, and Auto-Heal Live
53 views · 07/23/2026
Encrypted Backups with restic: Backup, Restore, Automate
71 views · 07/20/2026
Latest Shorts
More than a quarter of the machines attacking this server are post-quantum. #Shorts
929 views · 08/27/2026
Three logins, three addresses, three days. The same private key every time. #Shorts
91 views · 08/27/2026
The line is commented out, so password logins are off. They are not. #Shorts
140 views · 08/26/2026
Eleven programs on a fresh install run as root no matter who starts them. #Shorts
182 views · 08/26/2026
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