sys.asymmetric_keys (Transact-SQL)

Returns a row for each asymmetric key.

Column Name Data Type Description

name

sysname

Name of the key. Is unique within the database.

principal_id

int

ID of the database principal that owns the key.

asymmetric_key_id

int

ID of the key. Is unique within the database.

pvt_key_encryption_type

char(2)

How the key is encrypted.

NA = Not encrypted

MK = Key is encrypted by the master key

PW = Key is encrypted by a user-defined password

SK = Key is encrypted by service master key.

pvt_key_encryption_type_desc

nvarchar(60)

Description of how the private key is encrypted.

NO_PRIVATE_KEY

ENCRYPTED_BY_MASTER_KEY

ENCRYPTED_BY_PASSWORD

ENCRYPTED_BY_SERVICE_MASTER_KEY

thumbprint

varbinary(32)

SHA-1 hash of the key. The hash is globally unique.

algorithm

char(2)

Algorithm used with the key.

1R = 512-bit RSA

2R = 1024-bit RSA

3R = 2048-bit RSA

algorithm_desc

nvarchar(60)

Description of the algorithm used with the key.

RSA_512

RSA_1024

RSA_2048

key_length

int

Bit length of the key

sid

varbinary(85)

Login SID for this key

string_sid

nvarchar(128)

String representation of the login SID of the key

public_key

varbinary(max)

Public key

attested_by

nvarchar(260)

System use only.

See Also

Reference

Security Catalog Views (Transact-SQL)
Catalog Views (Transact-SQL)
CREATE ASYMMETRIC KEY (Transact-SQL)

Other Resources

Encryption Hierarchy

Help and Information

Getting SQL Server 2005 Assistance