Roman Dedenok

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

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

If you receive a message saying your Facebook account has been blocked for copyright violation, don’t panic. It’s most likely just another phishing scam.

To bypass antiphishing technologies, malefactors can use legitimate e-mail service providers, or ESPs — but dangerous letters aren’t unstoppable.

Cybercriminals are trying to extort money from companies by threatening to bomb their offices.

Cybercriminals have adopted the marketing tool for information collection.

The DMARC mechanism has its drawbacks, but we have developed a technology to fix them.

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.