(SQL Server) List CSP's (Cryptographic Service Providers) on a Windows System

List the CSP's registered on a Windows system.

Note: This example requires Chilkat v9.5.0.77 or greater.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

-- Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    -- Important: Do not use nvarchar(max).  See the warning about using nvarchar(max).
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @csp int
    -- Use "Chilkat_9_5_0.Csp" for versions of Chilkat < 10.0.0
    EXEC @hr = sp_OACreate 'Chilkat.Csp', @csp OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    DECLARE @st int
    -- Use "Chilkat_9_5_0.StringTable" for versions of Chilkat < 10.0.0
    EXEC @hr = sp_OACreate 'Chilkat.StringTable', @st OUT

    DECLARE @success int
    EXEC sp_OAMethod @csp, 'GetProviders', @success OUT, @st
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @csp, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @csp
        EXEC @hr = sp_OADestroy @st
        RETURN
      END

    -- Iterate over the CSP names..
    DECLARE @i int
    SELECT @i = 0
    DECLARE @numProviders int
    EXEC sp_OAGetProperty @st, 'Count', @numProviders OUT
    WHILE @i < @numProviders
      BEGIN

        EXEC sp_OAMethod @st, 'StringAt', @sTmp0 OUT, @i
        PRINT @i + ': ' + @sTmp0
        SELECT @i = @i + 1
      END

    -- Sample output:
    -- 
    -- 0: Microsoft Base Cryptographic Provider v1.0
    -- 1: Microsoft Base DSS and Diffie-Hellman Cryptographic Provider
    -- 2: Microsoft Base DSS Cryptographic Provider
    -- 3: Microsoft Base Smart Card Crypto Provider
    -- 4: Microsoft DH SChannel Cryptographic Provider
    -- 5: Microsoft Enhanced Cryptographic Provider v1.0
    -- 6: Microsoft Enhanced DSS and Diffie-Hellman Cryptographic Provider
    -- 7: Microsoft Enhanced RSA and AES Cryptographic Provider
    -- 8: Microsoft RSA SChannel Cryptographic Provider
    -- 9: Microsoft Strong Cryptographic Provider
    -- 

    EXEC @hr = sp_OADestroy @csp
    EXEC @hr = sp_OADestroy @st


END
GO