May 3, 2024   03:16 PM   1 The NSA and FBI warned that the APT43 North Korea-linked hacking group exploits weak email Domain-based Message Authentication Reporting and Conformance (DMARC) policies to mask spearphishing attacks. Together with the U.S. State Department, the two agencies cautioned that the attackers abuse misconfigured DMARC policies to send spoofed...