Malicious URL attacks using HTTPS surge across the enterprise
The latest Email Threat report by FireEye shows that threat actors are increasingly using HTTPS in order to make malicious URLs to seem legitimate. Between Q4 of 2018 and Q1 of this year, the number of malicious HTTPS links increased by 26%. Malicious email attachments are becoming less common.
Phishing attacks are on the rise as well, increasing by 17% over the first three months of 2019. The most impersonated brands are Microsoft, OneDrive, Apple, Amazon, and PayPal. Together these brands account for nearly 30% of all phishing messages.