wiki.matoken.org

• https://wiki.matoken.org/tor/service#%E4%BB%BB%E6%84%8F%E3%81%AE_onion_host_name%E3%82%92%E4%BD%BF%E3%81%84%E3%81%9F%E3%81%84_vanity_addresses
• torのhidden serviceで使うアドレスを計算する\(Vanity Addresses\) – matoken's meme

• Nostr の Vanity address を掘る – matoken's meme

• GitHub \- ionathanch/ssh\-keygen\-ed25519\-vanity: Generate a vanity EdDSA SSH key for fun\.

$ go install github.com/pcarrier/vanity-keygen@latest
$ time parallel -n 0 ./vanity vanity -- 1 2 3 4

• GitHub \- pcarrier/vanity\-keygen: Get your vanity SSH ed25519 keypair

$ time vanity-keygen -threads 4 '[vV][aA][nN][iI][tT][yY]'

Raspberry Pi OS armhf 向けにamd64 環境でクロスビルド

$ GOARCH=arm GOARM=7 go build .
$ file ./vanity-keygen 
./vanity-keygen: ELF 32-bit LSB executable, ARM, EABI5 version 1 (SYSV), statically linked, Go BuildID=Z_Cr4XM48GAIHSA-MQng/2wFeSpgr5k0WPASNS4ho/3FEwAtva33LS2ByXLcjP/0WSk_fEc6xXCDZEo89yH, with debug_info, not stripped

Pi3 はまあ遅い……

$ ./vanity-keygen -threads 4 aaaa
2023/04/05 08:22:58 Looking for a public key matching aaaa
2023/04/05 08:22:59 Generated 0 keypairs (0 Hz)
2023/04/05 08:23:00 Generated 4,000 keypairs (1,991 Hz)
2023/04/05 08:23:01 Generated 4,000 keypairs (1,332 Hz)
2023/04/05 08:23:02 Generated 8,000 keypairs (1,990 Hz)
2023/04/05 08:23:03 Generated 8,000 keypairs (1,598 Hz)
^C
$ cat /proc/device-tree/model && echo
Raspberry Pi 3 Model B Rev 1.2

i5-7300U CPU @ 2.60GHz だとこのくらい

$ vanity-keygen aaaaa
2023/04/05 08:30:12 Looking for a public key matching aaaaa
2023/04/05 08:30:13 Generated 71,000 keypairs (69,788 Hz)
2023/04/05 08:30:14 Generated 141,000 keypairs (70,310 Hz)
2023/04/05 08:30:15 Generated 212,000 keypairs (70,454 Hz)
2023/04/05 08:30:16 Generated 284,000 keypairs (70,792 Hz)
2023/04/05 08:30:17 Generated 356,000 keypairs (71,040 Hz)