Roughly 25% of all phishing emails found in a batch of 55 million analyzed emails were marked as clean by the Office 365 Exchange Online Protection (EOP) and reached the users' inboxes, while another 5.3% were whitelisted instead of getting blocked because of admin configurations.
The rest of 69.7% of phishing emails were blocked by Office 365 EOP, with 49% of them getting marked as spam and 20.7% getting tagged as "phishing."
On the whole, Avanan's
2019 Global Phish Report found that 1 out of every 99 emails is part of a phishing attack which uses malicious attachments or links as the attack vector, this being especially interesting given that phishing is seen as a more serious security threat than malware.
