Re: Unknown file encryption

From: Beagle (peter.jen@xxx-ntlworld.com)
Date: 04/10/03 

From: "Beagle" <peter.jen@xxx-ntlworld.com>
Date: Thu, 10 Apr 2003 15:54:07 +0100

This is what you get using POWERDESK free program with their own cipher
system (not the DES version). It is quite similar and powerdesk is often
used by others as a supplement to the standard windows explorer
TMEsp'
ޥzM~K=.cso?zD!<!j-Zq{<6xil4YO<y$-zJ~
oexi.9!
Gr.B

us

"Josiah" <josiahdykstra@hotmail.com> wrote in message
news:dbde4b9b.0304090834.7f36ddab@posting.google.com...
> I have several files that I know are encrypted, but don't know what
> algorithm was used, let alone the passphrase. One file looks like
> this:
>
> 8SF^Y~K^C1Cfy~@7wZz}^BYXSs~O~Mc9W~H8~\T~D~Z~G}?p
>
> How can I go about determing what encryption program was used (crypt,
> pgp, des, etc.)? From what I can tell, it doesn't appear to be pgp or
> des. Since there are non-standard ASCII characters in the file, I
> assume it must be a non-trivial algorithm (ie, not a substitution
> cipher etc.)
>
> Thanks for the help.

Relevant Pages

  • Cryptography FAQ (05/10: Product Ciphers)
    ... What makes a product cipher secure? ... What exactly is DES? ... Let E_Kbe the encryption of X under key K. Then, for any fixed K, ...
    (sci.crypt)
  • Cryptography FAQ (05/10: Product Ciphers)
    ... What makes a product cipher secure? ... What exactly is DES? ... Let E_Kbe the encryption of X under key K. Then, for any fixed K, ...
    (sci.crypt)
  • Cryptography FAQ (05/10: Product Ciphers)
    ... What makes a product cipher secure? ... What exactly is DES? ... Let E_Kbe the encryption of X under key K. Then, for any fixed K, ...
    (sci.crypt)
  • Re: TripleDES crypto service provider questions
    ... time Horst Feistel developed cipher known by the name Lucifer in IBM Watson ... design of Lucifer and proposed use the cipher for data encryption standard. ... actually shown to improve security of DES by defending it against ... protocols using DES that would increase key security. ...
    (microsoft.public.dotnet.security)
  • Re: 3DES and super-encryption
    ... closer to practicality than the most efficient known attacks on, say, ... > short version of what I know about the transition from DES ... > involves running the cipher three times with three different keys. ... > adds nothing to the strength of encryption but may actually weaken a cipher. ...
    (sci.crypt)