Protocol Flags

Protocol Flags

The following are predefined constants for cryptography protocols. These values are defined in Wincrypt.h.

Constant/valueDescription
CRYPT_FLAG_IPSEC
0x0010

Internet protocol security (IPsec) protocol.

CRYPT_FLAG_PCT1
0x0001

Private communications transport (PCT) version 1 protocol.

CRYPT_FLAG_SIGNING
0x0020

Signing protocol.

CRYPT_FLAG_SSL2
0x0002

Secure sockets layer (SSL) version 2 protocol.

CRYPT_FLAG_SSL3
0x0004

SSL version 3 protocol.

CRYPT_FLAG_TLS1
0x0008

Transport layer security (TLS) version 1 protocol.

Requirements

Minimum supported client

Windows XP [desktop apps only]

Minimum supported server

Windows Server 2003 [desktop apps only]

Header

Wincrypt.h

See also

PROV_ENUMALGS_EX

 

 

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