A data breach at KDDI Corporation has potentially exposed up to 14.2 million email logins from six Japanese ISPs, due to a vulnerability in third-party software. KDDI has taken immediate action to block the attackers and is advising affected customers to reset their passwords and enable two-factor authentication for added security.
The key takeaway from this content is the vulnerability exploitation of third-party software that led to a data breach affecting up to 14.2 million email logins at KDDI Corporation and five other ISPs. This incident underscores the critical importance of regularly conducting vulnerability assessments and penetration testing on all third-party software components within your systems to prevent similar breaches and enhance your threat intelligence capabilities.