Intelligence classification

Source is graded on a scale of A to F, information on a scale of 1 to 5.

Thus:

  1. A Completely trustworthy source
  2. B Usually trustworthy source
  3. C Possibly trustworthy source
  4. D Source not to be trusted
  5. E Trustworthiness cannot be judged
  1. 1 Information confirmed by other sources
  2. 2 Probably reliable information
  3. 3 Possibly reliable information
  4. 4 Unreliable information
  5. 5 Reliability cannot be judged