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AW: [iaik-jce] Data encryption questions ?



> How can i set the blocksize of any particular cipher(eg DES, RC2, 
> RC4). Are these ciphers block sizes fixed ? 
DES and RC2 use 64bit Blocks and RC4 is a stream cipher. 

As Andreas said:

> > 4. The "blocksize" the speedtests refer to is the size of the byte[]
> > passed to the cipher's update() call. Larger values reduce
> > the overhead thereby increase the speed (also subject to 
> influence by the

Peter
---------------------------------
Dr. Peter Lipp
IAIK, TU Graz
Email Peter.Lipp@iaik.at
Phone +43 316 873 5513
Fax   +43 316 873 5510 
Web   http://jcewww.iaik.tu-graz.ac.at

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