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sys.crypt_properties (Transact-SQL)

Returns one row for each cryptographic property associated with a securable.

Column name Data type Description

class

tinyint

Identifies class of thing on which property exists.

1 = Object or column

class_desc

nvarchar(60)

Description of the class of thing on which property exists.

OBJECT_OR_COLUMN

major_id

int

ID of thing on which property exists, interpreted according to class

thumbprint

varbinary(32)

SHA-1 hash of the certificate or asymmetric key used.

crypt_type

char(4)

Encryption type.

SPVC = Encrypted by certificate private key

SPVA = Encrypted by asymmetric private key

CPVC = Counter signature by certificate private key

CPVA = Counter signature by asymmetric key

crypt_type_desc

nvarchar(60)

Description of encryption type.

SIGNATURE BY CERTIFICATE

SIGNATURE BY ASYMMETRIC KEY

COUNTER SIGNATURE BY CERTIFICATE

COUNTER SIGNATURE BY ASYMMETRIC KEY

crypt_property

varbinary(max)

Signed or encrypted bits.

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