%%[
VAR @value, @dec, @email, @other, @null
SET @email = emailaddr
SET @null =
SET @value = Lookup("Encrypted Jimmy Testing","EncrypText","emailAddress",@email)
SET @dec = Base64Decode(DecryptSymmetric(@value, 'tripledes', @null, 'TestKey', @null, @null, @null, @null))
]%%
Testing stuff<br />
%%=v(@email)=%%<br />
%%=v(@value)=%%<br />
%%=v(@dec)=%%<br />
I get the error: An error occurred when attempting to evaluate a DecryptSymmetric function call. See inner exception for details.
The encrypted string is: U2FsdGVkX184wRqUXjZxreLHvWAasKdGgp90k0oXRsXYIJ6ZAJnoEJUX9GcsSZUfUEd97FuDsLD67mNUBAUENA==