Articles tagged #cybersecurity
The Next War of the Internet Will Not Be About Freedom of Speech
Deepfakes, forged audio, and synthetic videos are dismantling the foundations of digital trust. This article explores why the next major internet crisis will not be about censorship — but about proving who actually said what. From C2PA to Nostr, a look at the technologies fighting for the future of authenticity.
How Nostr Chats Really Work
Ever wondered how private chats work on a public, decentralized network? This deep‑dive explains Nostr Kind‑4 (NIP‑04) encrypted direct messages – from the ECDH shared secret to AES‑256‑CBC encryption – and reveals what’s truly private (content) vs. what’s still public (metadata). Learn how your messages stay safe without a central server ever touching them.
Berlin gehackt: Nicht Bitcoin ist das Problem, sondern die Datensammlung
5,8 Terabyte Behördendaten gestohlen, 30 Bitcoin Lösegeld gefordert. Die Schlagzeile sagt „Bitcoin" – das Risiko liegt woanders: in Datenbanken, die der Staat anlegt und nicht schützen kann. Und ab 2027 kommt mit DAC8 die wertvollste davon dazu.