sys-crypt-properties-transact-sql.md

title	sys.crypt_properties (Transact-SQL) | Microsoft Docs
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ms.date	03/14/2017
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f1_keywords	crypt_properties crypt_properties_TSQL sys.crypt_properties_TSQL sys.crypt_properties
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sys.crypt_properties (Transact-SQL)

[!INCLUDEtsql-appliesto-ss2008-asdb-xxxx-xxx_md]

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

Applies to: [!INCLUDEssNoVersion] ([!INCLUDEssKatmai] through current version), [!INCLUDEsqldbesa] (Preview in some regions).

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.

Permissions

[!INCLUDEssCatViewPerm] For more information, see Metadata Visibility Configuration.

See Also

Security Catalog Views (Transact-SQL)
Encryption Hierarchy
Securables
CREATE CERTIFICATE (Transact-SQL)
CREATE SYMMETRIC KEY (Transact-SQL)
CREATE ASYMMETRIC KEY (Transact-SQL)
Catalog Views (Transact-SQL)