Microsoft Office 365 Message Encryption (OME) utilitises Electronic Codebook (ECB) mode of operation. This mode is insecure and leaks information about the structure of the messages sent and can lead to partial or full message disclosure.

The Russia-linked ransomware gang demanded $20 million in ransom — and the overthrow of Costa Rica's elected government. Where does that leave smaller, equally vulnerable nation states?

The Russia-linked ransomware gang demanded $20 million in ransom — and the overthrow of Costa Rica's elected government. Where does that leave smaller, equally vulnerable nation states?