SMTP Smuggling Allows Spoofed Emails to Bypass Authentication Protocols
A new attack technique named SMTP Smuggling can allow malicious actors to send out spoofed emails that bypass authentication mechanisms.
A new attack technique named SMTP Smuggling can allow malicious actors to send out spoofed emails that bypass authentication mechanisms.
HubertManne, Using SMTP Smuggling, an attacker can send out a spoofed email purporting to come from a trusted domain and bypass the SPF, DKIM and DMARC email authentication mechanisms, which are specifically designed to prevent spoofing and its use in spam and phishing attacks.
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