On Mon, Aug 04, 2003 at 01:45:46PM -0700, cppdev wrote: > I'm trying to ReInitialize and use the same instance > (same key/iv) of SymmetricCipher and > StreamTransformationFilter again. Do i have to call > SetKeyWithIV after Initialize call? > Am i using the library wrong?
You can call Resynchronize, which will only reset the IV (it's faster than SetKeyWithIV). But it is a bad idea to reuse a key/IV pair for multiple messages. You must use different keys or IVs for different messages if you want to keep them secret.
