Posts
All the articles I've posted.
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A Complete Guide to Preparing for and Playing CTF (Capture The Flag)
A complete guide to preparing for CTF (Capture The Flag): challenge categories, tools, practice resources, and a step-by-step strategy for competing successfully.
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Ledger: The Cold Crypto Wallet
Updated:Why hardware crypto wallets like Ledger are a must-have for investors: how they protect private keys, what their advantages are and how to get started.
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YubiKey 5
YubiKey 5 — a multi-protocol hardware key for two-factor authentication: FIDO2, U2F, OTP, PGP, and SSH — how to set it up and why you need it.
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Backing Up Docker Containers with Offen
How to set up automated daily backups of Docker volumes to S3 with offen/docker-volume-backup: configuration, scheduling, encryption and restore.