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With what messaging service can I sign a message with an offline computer?
293 sats
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13 comments
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@libertas
10 Jan 2025
tech
related
Cryptography Primer: Keygen, Encrypt, Decrypt, Sign, Verify
16.1k sats
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10 comments
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@SimpleStacker
7 May
math
bitcoin_beginners
Getting Started | Bitchat
3415 sats
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2 comments
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@runningbitcoin
9 Dec 2025
tutorials
Don't Blame Signal: Humans Are Almost Always the Weak Link
3516 sats
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8 comments
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@kepford
15 May 2025
security
Timeseed v.2 - Local, time-based KDF + encryption
timeseed.io
1007 sats
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0 comments
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@avbpod
26 Dec 2025
privacy
Q: Is it possible to create channel offline?
572 sats
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2 comments
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@06bc1a977d
1 May
lightning
XYZVault: The First Privacy-Focused Multisig Vault Platform
2225 sats
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0 comments
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@xyzvault
12 Jun
bitcoin
SIGit.io - Secure & Private Agreements over nostr
sigit.io
231 sats
\
6 comments
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@Lady_B
19 Oct 2024
lightning
Secure File Sharing: Protect your information with these essential tools
893 sats
\
7 comments
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@Monotone
16 May 2023
bitcoin
Ghostly — Encrypted Ephemeral Chat over the DHT
ghostly.tools/#how-it-works
543 sats
\
4 comments
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@Scoresby
25 Feb
tech
Using NUNCHUK to create Only Watch wallet.
837 sats
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12 comments
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@BTCLNAT
1 Dec 2024
bitcoin_beginners
Offline Is Just Online with Extreme Latency
blog.jim-nielsen.com/2023/offline-is-online-with-extreme-latency/
1676 sats
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5 comments
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@hn
19 Apr 2023
tech
Amulet - An open source, offline, wallet generator
github.com/avbpodcast/amulet
596 sats
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3 comments
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@avbpod
17 Apr
bitcoin
Sovereign Encryption - a private layer to any messenger
timeseed.io/se/
781 sats
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3 comments
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@avbpod
31 May
security
[Pull Request] NIP-104: End-to-End Encrypted DMs by erskingardner
github.com/nostr-protocol/nips/pull/1206
5239 sats
\
4 comments
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@0xbitcoiner
29 Apr 2024
nostr
freebie
Using SPARROW and NUNCHUK on Testnet4 to teach Bitcoin
1452 sats
\
22 comments
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@BTCLNAT
24 Nov 2024
bitcoin_beginners
🔐 Mnemonikey: PGP key backups for humans, with words (like a Bitcoin wallet)
518 sats
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1 comment
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@kklash
8 Jun 2023
bitcoin
GitHub - eddieoz/openxrypt: Secure Direct Messaging for Social Media
github.com/eddieoz/openxrypt
1388 sats
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11 comments
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@eddieoz
13 May 2024
privacy
A bit more on Twitter/X’s new encrypted messaging
blog.cryptographyengineering.com/2025/06/09/a-bit-more-on-twitter-xs-new-encrypted-messaging/
464 sats
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0 comments
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@k00b
9 Jun 2025
crypto
SIGit - Decentralised Document Signing
1757 sats
\
8 comments
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@sigit
1 Jun 2024
nostr
timelock.sh — Time-Lock Encryption
timelock.sh/
2957 sats
\
23 comments
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@Scoresby
19 May
privacy
256-bit offline and secure physical private key
www.modulo.network/key
836 sats
\
7 comments
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@k00b
1 Mar 2025
bitcoin
more