Phishing Emails are being used with small font size to bypass security filters. Researchers at Avanan have spotted phishing emails that are using a font size of one (1) to fool email security scanners. The emails appear to be password expiration notifications from Microsoft 365. The attackers have inserted benign links that are invisible to the human eye, but trick security scanners into viewing the email as a legitimate marketing email.
“In this attack, hackers utilize a number of obfuscatio
