SA¹ú¼Ê´«Ã½

has announced a raise of more than $1 billion from .

The round marks the second-largest round by a U.S.-based, VC-backed company this calendar year—behind ‘s $1.35 billion raise earlier this month, according to SA¹ú¼Ê´«Ã½ data.

The round also is cybersecurity’s largest raise since San Jose, California-based cloud security provider closed a $1.3 billion round in November. That round was cybersecurity’s only one worth $1 billion or more last year, also according to SA¹ú¼Ê´«Ã½.

Securonix said previous investors and also participated in the round and did not release a valuation. Founded in 2008, the Addison, Texas-based company had raised $65 million before the recent round, according to SA¹ú¼Ê´«Ã½.

The company offers security information and event management (SIEM) and extended detection and response (XDR) capabilities to companies.

In particular, XDR platforms have become quite popular with both larger cybersecurity players and investors. Highly scalable, XDR platforms offer companies better visibility in network and application communication. XDR solutions can read and group related alerts and build timelines concerning attacks by evaluating data found on activity logs.

Those threat detection and response capabilities across endpoints and the network have become even more important with so many people working from home and expanding the attack surface available to cybercriminals.

Nearly a year ago, bought data analytics platform for $155 million. That was followed by buying London-based cloud log management provider for $400 million just nine days later. Both companies mentioned how the acquisitions extend their XDR capabilities by taking in data from logs and applications in real time.

Those deals were followed in July by Boston-based , which offers an array of protections including endpoint detection and response (EDR) and XDR, raising $275 million in a financing led by , the fund started last year by former U.S. Treasury Secretary .

Illustration: