Coinkite: OPENDIME, 1st & only #Bitcoin bearer instrument. COLDCARD ultra-secure open hardware wallet. BLOCKCLOCK. TAPSIGNER. And more! est. block 141,000
Public Key
npub12ctjk5lhxp6sks8x83gpk9sx3hvk5fz70uz4ze6uplkfs9lwjmsq2rc5ky Profile Code
nprofile1qqs9v9et20mnqagtgrnrc5qmzcrgmkt2y3087p23vawqlmyczlhfdcqpz3mhxue69uhhyetvv9ujuerpd46hxtnfduqs6amnwvaz7tmwdaejumr0ds2u4ucj
Author Public Key
npub12ctjk5lhxp6sks8x83gpk9sx3hvk5fz70uz4ze6uplkfs9lwjmsq2rc5ky Show more details
Published at
2024-08-06T00:33:12+02:00 Event JSON
{
"id": "2d5e1d96df0a4d87624aa7243c745085b4591dfefbb49b69e56b1a1d68b3b02f" ,
"pubkey": "56172b53f730750b40e63c501b16068dd96a245e7f0551675c0fec9817ee96e0" ,
"created_at": 1722897192 ,
"kind": 0 ,
"tags": [],
"content": "{\"picture\":\"https:\\/\\/m.primal.net\\/JpJd.png\",\"name\":\"Coinkite\",\"display_name\":\"Coinkite\",\"nip05\":\"[email protected] \",\"lud16\":\"[email protected] \",\"banner\":\"https:\\/\\/m.primal.net\\/JpJi.jpg\",\"about\":\"Coinkite: OPENDIME, 1st \u0026 only #Bitcoin bearer instrument. COLDCARD ultra-secure open hardware wallet. BLOCKCLOCK. TAPSIGNER. And more! est. block 141,000\",\"lud06\":\"\",\"website\":\"https:\\/\\/coinkite.com\"}" ,
"sig": "8fcae41cb9f9dac199d9d7e6e8162645b6951c24cc9ca3755f2fb691e0c536266998961d2099c18a7ac01e20aee224225e9a689d5cdd9253a55c17dc6841e7f8"
}
Last Notes npub12ctjk5lhxp6sks8x83gpk9sx3hvk5fz70uz4ze6uplkfs9lwjmsq2rc5ky Coinkite What is your favorite color? https://m.primal.net/KpIX.jpg npub12ctjk5lhxp6sks8x83gpk9sx3hvk5fz70uz4ze6uplkfs9lwjmsq2rc5ky Coinkite #COLDCARD Firmware Upgrade! ## SeedXOR 🌳XOR from Seed Vault (select other parts of the XOR from seeds in the vault). Restore geographically distributed SeedXOR without physically bringing the parts together 📸Seed XOR seeds can be scanned f/ SeedQR instead of typing them by hand ## Multisig 🔐Option for unsorted multisig [multi(…)] 📝JSON wrapped imports to provide custom `name` instead of the filename. Most useful for USB and NFC imports which have no filename 🔬Descriptor checksum is no longer required upon import ⛓️💥Create Airgapped (aka using CC as multisig coordinator) now works with BBQRs ## QR File Share 📁Same as NFC file share, allows user to share any file from SD card via QR/BBQr ## Optimizations and speed 🍄 #libsecp256k1 bumped to latest 0.5.0 (point multiplication algorithm speed up, etc) 🐇⚡️improvements in our signature grinding algo. Updated libsecp plus our optimizations yield 30% improvement in signing speed over previous version (15% in overall signing speed as signing is not the only part of it (validation, change checks, etc.)) ## Security 🧐Improve side-channel protection: libsecp256k1 context randomization now happens before each signing session And much more! Details here https://blog.coinkite.com/5.4.0-released/ https://m.primal.net/Knzw.jpg npub12ctjk5lhxp6sks8x83gpk9sx3hvk5fz70uz4ze6uplkfs9lwjmsq2rc5ky Coinkite Learn how to add a nickname to your #COLDCARD Most of our users have multiple coldcards, labeling devices can be very useful! https://m.primal.net/Kmxd.mov npub12ctjk5lhxp6sks8x83gpk9sx3hvk5fz70uz4ze6uplkfs9lwjmsq2rc5ky Coinkite There are npub12ctjk5lhxp6sks8x83gpk9sx3hvk5fz70uz4ze6uplkfs9lwjmsq2rc5ky Coinkite Learn how to use #COLDCARD Q's covert calculator mode! Learn more at coldcard.com https://m.primal.net/KiXh.mov npub12ctjk5lhxp6sks8x83gpk9sx3hvk5fz70uz4ze6uplkfs9lwjmsq2rc5ky Coinkite Tapscript is happening https://m.primal.net/KhIg.jpg npub12ctjk5lhxp6sks8x83gpk9sx3hvk5fz70uz4ze6uplkfs9lwjmsq2rc5ky Coinkite 🔒🔒🔒 #COLDCARD team takes minimizing supplier trust to the extreme! We use 2️⃣ different vendors for secure elements, and the COLDCARD architecture requires 3️⃣ different chips to be broken in order to access the seed. 🔒🔒🔒 Learn more here https://blog.coinkite.com/understanding-mk4-security-model/ https://m.primal.net/Kcmt.jpg npub12ctjk5lhxp6sks8x83gpk9sx3hvk5fz70uz4ze6uplkfs9lwjmsq2rc5ky Coinkite Hi npub12ctjk5lhxp6sks8x83gpk9sx3hvk5fz70uz4ze6uplkfs9lwjmsq2rc5ky Coinkite Hello! 👋