To help protect ECU information and avoid the accidental breach of sensitive data, Microsoft's Exchange Online Protection (EOP) tool includes a
Data Loss Prevention (DLP) component.
DLP scans outgoing email for certain "markers." For example, DLP may flag digits formatted like a social security number (xxx-xx-xxxx) or a long string of numbers near a date that could indicate a credit card number. Since DLP cannot read the message but only filters for certain formatting, you must make the final decision for encryption.
No one is reading your email.
Encrypted messages are delivered straight to the recipients while unencrypted messages sent outside the ECU network are checked against the sensitivity markers. If the message meets certain criteria, the following happens:
Sensitive Data Storage:
Social Security Numbers:
Payment Card Industry (PCI):