to address regulation compliance such as PCI DSS. Link Balancer - Announced in September 2008, to optimize and aggregate internet connections from different providers, is currently End Of Life. Barracuda Backup - In November 2008, the company announced a service to back up data in the cloud, including on-site backup with data deduplication and off-site data replication for disaster recovery. In January 2009, Barracuda added message-level backup for Microsoft Exchange and Novell GroupWise, integrating Barracuda Backup Service with Yosemite Backup, formerly Tapeware. Web Security Service - In October 2009, in conjunction with its acquisition of Purewire, Barracuda Networks launched the Purewire Web Security Service which is a software as a service offering for Web filtering, content security, and safe web surfing. NextGen Firewall - In February 2010, Barracuda announced its NextGen Firewalls to protect enterprise network infrastructures. The firewalls integrate web and email filtering, intrusion prevention, layer 7 application profiling, and network access control into one platform that is centrally managed across multiple distributed enterprise network locations. NextGen Firewalls are available as a hardware appliance, virtual appliance and public cloud instance. The product includes wide area network traffic optimization. CudaTel Communication Server (PBX) - in August 2010, Barracuda announced the release of CudaTel, a VOIP Private branch exchange designed for IT administrators. CudaTel features FreeSWITCH, an open-source project sponsored by Barracuda Networks. Copy.com was announced as a cloud storage service in February 2013. The service was discontinued on May 1, 2016. Barracuda Sentinel - In June 2017, Barracuda launched an artificial intelligence service to prevent spear phishing and cyber fraud. Barracuda Mobile Device Manager end-of-life was announced in December 2017. The free service was launched in 2014. Acquisitions In September 2007, Barracuda Networks acquired NetContinuum, a company providing application controllers to secure and manage enterprise web applications. In November 2008, Barracuda Networks expanded into cloud-based backup services by acquiring BitLeap. In November 2008, Barracuda Networks acquired 3SP, allowing the company to introduce Secure Sockets Layer (SSL) Virtual Private Network (VPN) products to allow secure remote access to network file shares, internal Web sites and remote control capabilities for desktops and servers. In January 2009, Barracuda Networks acquired Yosemite Technologies to add software agents for incremental backups of applications such as Microsoft Exchange Server and SQL Server, and Windows system states. September 2009, Barracuda Networks acquired controlling interest in phion AG, an Austria-based public company delivering enterprise-class firewalls. In October 2009,