PerimeterX Raises $57M To Protect Web Apps At Scale

Israeli cybersecurity firm PerimeterX, a company that specializes in thwarting automated attacks, announced on Tuesday that it raised $57 million in growth capital funding.

The round was led by US global investment management firm AllianceBernstein and joined by new investors Stereo Capital, JS Capital and Golden Arc Capital, with strong support from existing investors Adams Street Partners, Canaan Partners, DTCP, Scale Venture Partners and Vertex Ventures US.

PerimeterX has raised $144 million in total capital to date, including a $43 million Series C round in 2019.

Founded in 2014 by Omri Illuz, Ido Safruti, and Ophir Ashkenazi, PerimeterX prevents automated attacks in real time by detecting and protecting against malicious web behavior. The company is the developer of the Bot Defender and Code Defender solutions for the detection and mitigation of automated web attacks. The products conduct behavioral fingerprinting based on hundreds of indicators to identify attacking bots.

PerimeterX said it has had a record year, which included growing its customer base by 50 logos including a leading beauty retailer that uses PerimeterX Bot Defender to block fraud carding attacks and a leading home goods retailer that uses PerimeterX Code Defender to reduce the risk of data breaches.

The company says its customers include top brands in retail, e-commerce, home goods, and financial services.