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Oliver Buchannon
Chiderah Ikocha

U.S. Air Force veteran turned cybersecurity practitioner. Founder of SecurityTide. Currently in London finishing my BIS&IT degree and chasing the RHCSA. Writing about Linux, pentesting, and the African cyber landscape.

SecurityTide #002

May 23, 2026

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5 min read

SecurityTide #002

A poisoned VS Code extension breached GitHub itself, what RHCSA networking taught me about my own journey, and the tool that took me from Packet Tracer to real Linux networks.

Chiderah Ikocha
Chiderah Ikocha
SecurityTide #001

May 18, 2026

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3 min read

SecurityTide #001

A new beat begins.Welcome to issue one. Nigeria's treasury just got owned, RHCSA prep notes from this week, and the Linux command I quietly love.

Chiderah Ikocha
Chiderah Ikocha

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