Reseller News Join Reseller News Sign up to gain exclusive access to email subscriptions, event invitations, competitions, giveaways, and much more.Sign up now Arista embraces segmentation as part of zero trust security Arista expands Macro-Segmentation Service (MSS) to include MSS-Group, software that enables creation of logically assigned security groupings Credit: Dreamstime Arista has expanded its security software to let customers control authorised network access and communication between groups from the data centre to the cloud. The new software, Macro-Segmentation Service (MSS)-Group, expands the company’s MSS security-software family, which currently includes MSS Firewall for setting security policies across customer edge, data centre and campus networks. Additionally, the company’s MSS Host focuses on data centre security policies.