Created
September 2, 2013 11:35
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Calculate RADIUS packet authenticator. Input packet's hex string, output authenticator in hex form.
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| #!/usr/bin/env python | |
| import hashlib | |
| import base64 | |
| import binascii | |
| def main(): | |
| pktstr = raw_input() | |
| m = hashlib.md5() | |
| m.update(base64.b16decode(pktstr.replace(' ', '').upper())) | |
| authenticator = binascii.b2a_hex(m.digest()) | |
| print "authenticator:" | |
| print "%s" % (authenticator) | |
| if __name__ == "__main__": | |
| main() |
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Example:
~/programming/python$ ./rds_authenticator.py
28 00 00 35 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 0d 31 38 36 31 30 34 37 36 33 30 30 1f 0e 38 34 37 61 38 38 65 37 37 33 30 64 04 06 c0 a8 01 fa 74 65 73 74 69 6e 67 31 32 33
authenticator:
ba2d9d976315f1054c8f9a8d18ef55f1