Crypto & steganography

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• aesfixweb

  Repairs bit errors in an AES key schedule recovered from noisy memory or faulted hardware dumps.

• aeskeyfindweb

  Scans a memory image for AES key schedules so crypto material surfaces during forensics practice.

• ccryptweb

  Encrypts and decrypts files with a simple passphrase workflow for protecting lab notes at rest.

• steghideweb

  Hides or extracts data in image and audio carriers for steganography labs.

  ayuda

  steghide version 0.6.0
  
  the first argument must be one of the following:
   embed, --embed          embed data
   extract, --extract      extract data
   info, --info            display information about a cover- or stego-file
     info <filename>       display information about <filename>
   encinfo, --encinfo      display a list of supported encryption algorithms
   version, --version      display version information
   license, --license      display steghide's license
   help, --help            display this usage information
  
  embedding options:
   -ef, --embedfile        select file to be embedded
     -ef <filename>        embed the file <filename>
   -cf, --coverfile        select cover-file
     -cf <filename>        embed into the file <filename>
   -p, --passphrase        specify passphrase
     -p <passphrase>       use <passphrase> to embed data
   -sf, --stegofile        select stego file
     -sf <filename>        write result to <filename> instead of cover-file
   -e, --encryption        select encryption parameters
     -e <a>[<m>]|<m>[<a>]  specify an encryption algorithm and/or mode
     -e none               do not encrypt data before embedding
   -z, --compress          compress data before embedding (default)
     -z <l>                 using level <l> (1 best speed...9 best compression)
   -Z, --dontcompress      do not compress data before embedding
   -K, --nochecksum        do not embed crc32 checksum of embedded data
   -N, --dontembedname     do not embed the name of the original file
   -f, --force             overwrite existing files
   -q, --quiet             suppress information messages
   -v, --verbose           display detailed information
  
  extracting options:
   -sf, --stegofile        select stego file
     -sf <filename>        extract data from <filename>
   -p, --passphrase        specify passphrase
     -p <passphrase>       use <passphrase> to extract data
   -xf, --extractfile      select file name for extracted data
     -xf <filename>        write the extracted data to <filename>
   -f, --force             overwrite existing files
   -q, --quiet             suppress information messages
   -v, --verbose           display detailed information
  
  options for the info command:
  … (5 more lines — see the tool's home page)

• stegosuiteweb

  Hides or extracts payloads inside image files when you are demonstrating or hunting steganography in a lab corpus.

• stegsnowweb

  Hides data in trailing whitespace of ASCII text; small, classic stego for teaching covert channels in plain files.

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