SimeonOnSecurity’s Guides

Effortless Security: Mastering Secure SSHD Configurations

2023-12-09 (Modified: 2026-06-29) — Written by SimeonOnSecurity — 6 min read

Discover how to achieve secure SSHD configurations effortlessly, fortify your server, and thwart cyber threats with our expert guidance on SSH security.

A shielded server with a lock, symbolizing secure SSHD configurations.

#cybersecurity tips #Network security #data encryption #Cyber threats #NIST guidelines

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Effortless Docker Image Optimization: 8 Proven Tips for Efficiency

2023-12-06 (Modified: 2026-06-29) — Written by SimeonOnSecurity — 12 min read

Learn the secrets of Docker image optimization effortlessly with these 8 proven tips. Reduce size, boost efficiency, and cut costs now!

An illustration showing a Docker container being optimized, represented by gears and arrows. The container transitions from bulky to sleek, set against a dark background with vibrant blue, green, and purple accents.

#Docker #Containerization #devops #Dockerfile

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Budget DIY GPS/GNSS Base Station / Receiver and NTRIP Server Client with ESP32 and UM980

2023-12-05 (Modified: 2026-06-29) — Written by SimeonOnSecurity — 17 min read

Effortlessly set up a budget DIY GPS/GNSS base station and NTRIP Server / NTRIP Client using ESP32 and the Unicorecomm UM980 for accurate positioning.