The document "Who Wrote Sobig?" was written by the Author Travis group. To
ensure that the group remains anonymous, and that no unauthorized documents
are published using the Author Travis name, we are revoking the public key
and releasing the private key.

The release of the private key enforces the Author Travis group's
non-disclosure agreement by removing the ability to make verifiable claims
related to the investigation's authorship.

The paper was released publicly in order to spur the investigation and help
apprehend the malware authors. It was released anonymously in order to
prevent any sort of bias from detracting from the investigation. The paper
has served its purpose. Any person or group claiming to be "Author Travis"
is a fraud and not the original author(s) of "Who Wrote Sobig?".


PGP public and private keys for the Author Travis group.

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