dilluti0n.com

Self-hosting mail without opening a single port Last modification on 2026-08-26 I had been using Fastmail, but 8,400 KRW/month (~6 USD) felt unsustainable for email, so I decided to self-host it on my home server, alpha (AMD Athlon 3000G, 8GB RAM).

An introduction to Schnorr signatures and the discrete logarithm problem Last modification on 2026-08-08 Taproot, a Bitcoin protocol upgrade that includes support for Schnorr signatures, was proposed to the Bitcoin Development Mailing List in January 2020…

Reporting a tpm2daemon RSA-4096 regression in GnuPG 2.5.17 to gnupg-devel Last modification on 2026-08-06 2026-02-11 · English version 2026-08-06, with the outcome added I keep my passwords in pass(1), and one day some entries decrypted fine while others…