Kerberos ETypes © 2009 Dennis Leeuw dleeuw at made-it dot com License: GPLv2 or later

RFC 3961

	encryption type                etype      section or comment
      -----------------------------------------------------------------
      des-cbc-crc                        1             6.2.3
      des-cbc-md4                        2             6.2.2
      des-cbc-md5                        3             6.2.1
      [reserved]                         4
      des3-cbc-md5                       5
      [reserved]                         6
      des3-cbc-sha1                      7
      dsaWithSHA1-CmsOID                 9           (pkinit)
      md5WithRSAEncryption-CmsOID       10           (pkinit)
      sha1WithRSAEncryption-CmsOID      11           (pkinit)
      rc2CBC-EnvOID                     12           (pkinit)
      rsaEncryption-EnvOID              13   (pkinit from PKCS#1 v1.5)
      rsaES-OAEP-ENV-OID                14   (pkinit from PKCS#1 v2.0)
      des-ede3-cbc-Env-OID              15           (pkinit)
      des3-cbc-sha1-kd                  16              6.3
      aes128-cts-hmac-sha1-96           17          [KRB5-AES]
      aes256-cts-hmac-sha1-96           18          [KRB5-AES]
      rc4-hmac                          23          (Microsoft)
      rc4-hmac-exp                      24          (Microsoft)
      subkey-keymaterial                65     (opaque; PacketCable)

Microsoft

From ntsecapi.h in the Microsoft SDK:

#define KERB_ETYPE_RC4_MD4 -128 // FFFFFF80
#define KERB_ETYPE_RC4_PLAIN2 -129
#define KERB_ETYPE_RC4_LM -130
#define KERB_ETYPE_RC4_SHA -131
#define KERB_ETYPE_DES_PLAIN -132
#define KERB_ETYPE_RC4_HMAC_OLD -133 // FFFFFF7B
#define KERB_ETYPE_RC4_PLAIN_OLD -134
#define KERB_ETYPE_RC4_HMAC_OLD_EXP -135
#define KERB_ETYPE_RC4_PLAIN_OLD_EXP -136
#define KERB_ETYPE_RC4_PLAIN -140
#define KERB_ETYPE_RC4_PLAIN_EXP -141