Oleg Filatov

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  Oleg Filatov
• Jan 10, 2026

How is crypto tracked? Learn how the FBI, DHS, Chainalysis, and Elliptic monitor transactions through exchanges. Full tracking schemes revealed. Read more!

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  Oleg Filatov
• Dec 28, 2025

Why SMS 2FA is a security relic. Learn why SIM swapping makes SMS codes useless and how the TOTP standard (RFC 6238) provides real account protection.

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  Oleg Filatov
• Nov 25, 2025

The ultimate guide to Zero-Knowledge Proofs (ZKPs): See how Zcash, Firo, and Aleo hide sender, receiver, and amount. SNARKs vs. STARKs explained for blockchain privacy.

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  Oleg Filatov
• Oct 22, 2025

Blockchain's immutability is weaponized: Learn about "EtherHiding," where UNC5142 hosts malware on BNB Smart Chain smart contracts. Discover why traditional security fails and how to secure decentralized networks.

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  Oleg Filatov
• Oct 20, 2025

A Sybil attack lets one adversary create countless fake identities, distorting market signals & faking liquidity on DEXs. Learn how this threat enables wash trading, governance takeover, and price manipulation, and discover defense-in-depth strategies.

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  Oleg Filatov
• Oct 19, 2025

Secure your digital life! Get the definitive setup guide for end-to-end encrypted messaging using Jabber (XMPP), SSL/TLS, and GPG (GnuPG). Learn to integrate the Psi client, generate keys, and protect your communications from leaks. Master secure messaging now!

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  Oleg Filatov
• Oct 16, 2025

Short and actionable - how and why to create multiple privacy profiles on an exchange to split risk, reduce correlation, and keep your digital life both secure and manageable.