Max Max - 1 year ago 103
Perl Question

Various PEM to DER in perl

i have application with client-server architecture.

client (C program):

  1. generate various DER encoded data

  2. convert DER to PEM (using openssl's PEM_write_bio) with various PEM header

  3. send PEM to server

server (Perl script):

  1. receive PEM data

  2. convert PEM to DER

  3. ....

My question is how to convert various PEM data to DER/BER (binary data) in perl?

Answer Source

You can strip off the PEM tags yourself, and do a decode of the Base64 block inside using MIME::Base64.

Should be as simple as

$derBlob = decode_base64($base64Blob);
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