Brex's Hillick said that in his experience, Sublime provides better coverage of new threats. Abnormal's website says its software "detects hyper-personalized, never before seen attacks with no traditional indicators of compromise."
Sublime's Kamdjou said attacks still make it through the defenses of large email providers such as Google and Microsoft, even when companies pay extra for higher tiers of service.
"That's why we're seeing so much success, basically," Kamdjou said. "We're here to catch everything they don't." Microsoft said last month that its Defender for Office 365 product now uses large language models for analysis and filtering.