Roman Dedenok

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.