Cisco

Networking and cybersecurity giant that acquired Splunk for $28 billion, combining enterprise networking, SIEM, XDR, and threat intelligence into a unified security platform.

SIEMnetwork securityXDR

Microsoft Security

The world's largest cybersecurity vendor by revenue, offering an integrated security portfolio spanning endpoint, identity, SIEM, cloud security, and data protection across enterprise and cloud environments.

endpointSIEMidentity