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Latest coverage for Email

Stay secure with the latest email security updates, best practices, and threat alerts to protect your inbox and sensitive information.

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Background for this topic.

Email is a system for exchanging digital messages, typically using mail servers and clients over a network. In security, it includes both the messages and the accounts, servers, domains, and authentication mechanisms that handle them. Email commonly carries phishing links, malicious attachments, and fraudulent requests for payments or credentials; compromised accounts can also be used to impersonate trusted people and conduct further attacks.

Defenses include filtering and malware scanning, phishing-resistant multifactor authentication, careful handling of links and attachments, and monitoring for unusual login or sending activity. Domain controls such as SPF, DKIM, and DMARC help receiving systems detect messages that are forged or sent without authorization, while encryption protects message contents in transit or at rest when correctly implemented. Security teams should preserve relevant headers and mailbox activity so suspicious messages can be investigated, removed, and used to identify affected accounts and other recipients.

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Step one, actually turn on MFA Microsoft, a week after disclosing that Kremlin-backed spies broke into its network and stole internal emails and files from its executives and staff, has now confirmed the compromised corporate account used in the genesis of the heist didn't even have multi-factor authentication (MFA) enabled. …

Bank Info Security 2 years, 5 months ago

HPE Fingers Russian State Hackers for Email Hack

'Midnight Blizzard' Was Inside Company Network for 7 MonthsHewlett Packard Enterprise in an after-hours regulatory filing disclosed that suspected Russian state hackers had gained access to corporate email inboxes for more than seven months. A threat group tracked as "Midnight Blizzard" first penetrated HPE's cloud-based email service in May 2023.

Bank Info Security 2 years, 5 months ago

Microsoft's Latest Hack Sparks Major Security Concerns

Experts Warn Tech Giant Faces Potential for Future Cyberattacks After Email HackingSecurity experts told ISMG they were concerned Microsoft could suffer future cyberattacks and threats to its customers after a Russian state hacking group managed to evade detection for several weeks while targeting accounts associated with the company’s top executives.