Reading a ASN.1 DER-encoded RSA Public key

Question

I\'m writing an app to get a better understanding of DKIM. The spec says I retrieve a \"ASN.1 DER-encoded\" public key from the domain TXT record. I can seen the key on \"

Answer 1

That string looks like its some sort of base-64 encoding. If you convert that string from base-64 to a BLOB, it should then be in valid ASN.1 format.