Re: [PEN-TEST] cryptanalysis software

[Pierre Vandevenne <pierre () datarescue com>]

On Mon, 4 Dec 2000 11:12:58 -0500, Jose Nazario wrote:

> last week's discussion on encryption in a pen test got me thinking. do any
> of you know of any software that can evaluate a block of data and make a
> decent guess as it if the data is potentially encrypted data, and if so
> with what algorithms? when compared to purely random bits, that is.

This paper might be of interest

http://csrc.nist.gov/encryption/aes/round1/r1-rand.pdf

I don't think discrimination will be possible with purely random bits.

OTOH, normally, the non encrypted trafic in itself isn't random.
---
Pierre Vandevenne - DataRescue sa/nv
Home of the IDA Pro Disassembler  -  Version 4.15 now available !
http://www.datarescue.com/idabase/ida.htm