> There’s even a site that will generate vanity addresses for you! (Don’t use it.) Asymmetric split key generation is a well understood cryptographic technique

> There’s even a site that will generate vanity addresses for you! (Don’t use it.) Asymmetric split key generation is a well understood cryptographic technique, sure, don't trust a service that just spits one out but if you give them a public key to use in generation then you can verify the result only works with the paired private key you control. Nitty gritty of the elliptical curve cryptography involved: https://bitcointalk.org/index.php?topic=81865.msg901491#msg901491 https://bitcointalk.org/index.php?topic=81865.msg901491#msg9... https://bitcoin.stackexchange.com/a/75523 https://bitcoin.stackexchange.com/a/75523