A major computer company publicly announces that they have been invited to bid on a firewall for your organization. System logs from various company machines report transfers of sensitive information over the weekend. On Tuesday your company sales force is no longer able to access their accounts while traveling. You cannot log in to their accounts either. After rebooting you discover that the password file is empty.
System logs show a significant change in system binaries.
After they are corrected, it happens again six months later. A military site notifies you that sensitive files have been transferred from their site to yours. They would like permission to examine your system. The post includes shocking language and racist remarks. His signature boldly announces his company affiliation, phone numbers and mailing addresses.