808bits
808bits. 101 bytes. The quiet infrastructure of trustless systems.
0b0000001100101000 = 808 bits = 101 bytes
The mark is sixteen bits. Click one.
Raw transaction decoder
Paste a raw transaction and see every byte named. Ten chains, one page.decode the Binance 14 sweep
Threshold signing ceremony
Three keyholders make one key that never exists whole, and two of them sign with it.
alice, bob and carol, 2 of 3, in this tab
TPM 2.0 playground
The Microsoft reference TPM compiled to WebAssembly. Send commands and read every byte back.
TPM2_GetRandom, TPM2_PCR_Extend, TPM2_Unseal
Recoverability self-assessment
Could your firm recover its own keys from a vendor backup? Twelve questions.
scored against the seven things a reviewer looks at
log
Field notes on digital-asset custody, key management, MPC protocols, and recovery you can prove.
featured Binance hot wallet signed 50 authorizations 3 minutes before the drain One transaction carried fifty EIP-7702 signatures from Binance 14, one per nonce in a row, and the nonces date the signing to three minutes before the sweep.- 012 2026-09-17 KMIP vs PKCS#11: the difference is whose code runs in your process Every network HSM ships a closed PKCS#11 library that runs inside your application. KMIP is TLS and an encoding you can write yourself, and stops at OpenSSL.
- 011 2026-09-13 The FIPS tamper seal is a sticker, and applying it is your job Most FIPS 140 level 2 hardware ships with the seals in a bag. What the lab tests on a tamper-evident label, and what sixty policies leave to the operator.
- 010 2026-09-12 Segregated crypto in a bankruptcy still needs a key that works Art. 242a SchKG lets clients claim crypto out of a bankrupt Swiss custodian's estate. The claim only works if the estate can still sign, and nobody tests it.
- 009 2026-09-10 FIPS 140-2 vs 140-3: what actually changed A FIPS 140-2 certificate issued on 31 July 2026 expires on 21 September. What 140-3 changed on paper, and what 778 certificates say changed in practice.
- 008 2026-09-01 FIPS 140-3 levels 1 to 4: Level 4 has no certificates Level 1 is software, Level 3 is the HSM tier, Level 4 is empty: none of 773 FIPS 140-3 certificates as of September 2026. What each level actually requires.
signal
A proof verifies or it doesn’t, and no amount of reputation or paperwork changes which. Everything here starts from that.
territory
Between the keys an institution holds and the proofs it can show there is a gap, and most of what matters in custody, recovery and continuity lives in it. This is a place for taking that apart.
posture
No team page, no roadmap, no newsletter. Things appear here when they can stand on their own, and not before.