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Tel Aviv-based cloud security provider Monday that it raised $359 million in Series G funding at a valuation of more than $4.8 billion.

Investors in the round include and , joined by existing backers , and .The new financing brings total funding to date for the 10-year-old company to .

The fundraise comes amid a comparatively upbeat period for cybersecurity funding. So far this year, investors have poured just over $7 billion into global startups in the space, .

Investment rose sequentially in Q1 of this year, as well as Q2, which winds to a close today. Besides Cato, other mega-round recipients include AI-powered data security platform , which raised $540 million earlier this month, and endpoint security provider , which landed $500 million in February.

Cato is focused on SASE, or secure access service edge, a networking and security category that provides a single cloud-based network to connect and secure physical, cloud or mobile enterprise resources.

Among the touted benefits of SASE is that it helps enable secure remote work. That鈥檚 been a high-demand capability given that enterprises today rely heavily on remote and hybrid workforces. And with the exception of some high-profile return-to-office mandates, that鈥檚 not likely to change in the foreseeable future.

Looking forward, Cato said it plans to use the latest funding to expand capabilities enabling customers to securely adopt AI, increase its R&D spending, and grow its global footprint.

The financing also comes amid a growth period for 鈥渦ltra-unicorns,鈥� or private companies valued at $5 billion or more. Per 暗网吃瓜 data, at least 17 companies joined this cohort in just the first half of 2025 鈥� including high-profile players such as , and . While Cato hasn鈥檛 quite crossed the $5 billion threshold 鈥� it鈥檚 really, really close.

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