Email Security software

Updated: December 11, 2021

2021. Permira plans to take e-mail security firm Mimecast private in a $5.8B all-cash deal



Nine months after competitor Proofpoint was scooped up by Thoma Bravo for $12.3 billion, Mimecast is also going the private equity route. The security company announced that Permira would be taking Mimecast private in a $5.8 billion all-cash deal. Email is the leading vector for cyberattacks, and phishing and impersonation attempts are continuously evolving. This means there has never been more urgency or need for organizations to protect their critical data and infrastructure. With an innovative platform, world-class security controls and scalable model, Mimecast is ideally positioned to help companies both large and small protect their employees from malicious activity.


2020. Malware and phishing prevention startup Menlo Security raises $100M



Menlo Security, a malware and phishing prevention startup, announced a $100 million Series E today on an $800 million valuation. While the platform has expanded over the years, the company stays mostly focused on web and email as major attack vectors for customers. The company pioneered a technology called web isolation to disconnect the user from the content and send only safe visuals. When they click a link or engage with a website, the safe visuals are guaranteed to be malware-free, no matter where you go or you end up