RFC 2548, "Microsoft Vendor-specific RADIUS Attributes", March 1999

Errata ID: 1607
Status: Verified
Type: Technical
Publication Format(s) : TEXT
Reported By: Alan DeKok
Date Reported: 2008-11-18
Verifier Name: Dan Romascanu
Date Verified: 2010-05-10

Section 2.4.1 says:

The NT-Key sub-field is sixteen octets in length and contains the
first sixteen octets of the hashed Windows NT password.  The
format of the plaintext Keys field is illustrated in the following
diagram:

It should say:

The NT-Key sub-field is sixteen octets in length and contains the
first sixteen octets of the hash of the hashed Windows NT password.  The
format of the plaintext Keys field is illustrated in the following
diagram:

Notes:

See comments referring to RFC 2548 around line 1350 of:

http://github.com/alandekok/freeradius-server/tree/master/src%2Fmodules%2Frlm_mschap%2Frlm_mschap.c

This is interoperable with everything, including Windows.

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