mail

Cybercriminals are sending to companies high-quality imitations of business letters with a spy trojan in the attachment.

Attackers are trying to steal credentials from corporate mail by sending lists of quarantined spam e-mails.

If you receive an e-mail of dubious authenticity, analyze it yourself. Here’s how.

How, and why, cybercriminals attack accounts on hosting provider sites.

Cybercriminals are sending phishing e-mails to hijack access to ESP accounts.

Phishing links in e-mails to company employees often become active after initial scanning. But they still can and must be caught.

Common cybercriminal tricks for hijacking Office 365 accounts.

BEC attacks that use compromised mailboxes are especially dangerous. Here’s how we learned to identify them.

Companies worldwide regularly fall victim to business e-mail compromise attacks. We explain the danger and how to minimize it.

Cybercriminals take control of corporate mail accounts to send filter-dodging spam.

Antispam expert tips: How to send mass e-mails right — so they don’t get flagged as spam.