Cybersecurity firm Proofpoint has announced a definitive agreement to acquire Tessian, a company specializing in AI-powered email security.

Elastic, known for Elasticsearch, announced the election of Paul Auvil to its board of directors. Mr. Auvil will serve on the board until the 2026 annual general meeting.

Security-as-a-service provider Proofpoint has entered into a definitive agreement to acquire Nexgate, a company that uses a cloud-based architecture for social media risk management. The transaction is valued at $35 million. As part of the acquisition, Nexgate’s team of security experts, software engineers and sales personnel will be joining Proofpoint’s team in its Sunnyvale headquarters.