OpenSSL RSA DER public key PKCS#1 OID header madness

(Wow, what an utterly unappealing post title…) I have run into an annoying issue with the DER output of RSA public keys in OpenSSL. The basic problem is that OpenSSL adds an OID header to its ASN.1 DER output, but other tools are not expecting this (be it iOS, a keystore in Java, the iPhone […]