Cisco Systems Inc., telephony, and security news on CNET

January 21, 2005 Routers running certain telephony features could be vulnerable to denial-of-service attacks. A patch is available. TAGS: Cisco CallManager, Cisco Systems Inc., Cisco IOS, telephony, denial of service, router, IP, security

June 21, 2006 Cisco is becoming more than an infrastructure provider as it continues to expand into new technology markets. TAGS: John Chambers, Cisco Systems Inc., optical networking, telephony, IP telephony, IP, CEO, security, video

January 18, 2006 Flaws in software for routers and Internet-based telephony could be a conduit for attacks on enterprise networks. TAGS: Cisco CallManager, Cisco Systems Inc., enterprise network, telephony, IP telephony, flaw, advisory, VoIP, vulnerability, denial of service, router, attack, bug, security

February 12, 2005 Cisco is expected next week to announce the biggest overhaul to its security products in three years. TAGS: Cisco Systems Inc., SSL VPN, SSL, security feature, IP telephony, security, security company, upgrade, telephony, agent, IP, firewall, virus, Web browser

July 14, 2005 Networking giant points out several vulnerabilities in its products, one of which could take down Cisco IP telephony networks. TAGS: Cisco Systems Inc., VoIP, IP telephony, IP phone, Internet Security Systems Inc., telephony, vulnerability, Forrester Research Inc., IP, flaw, attacker, denial of service, DNS, security, server, e-mail

July 26, 2005 Phil Zimmermann plans to unveil a project that uses crypto to secure VoIP calls at the Black Hat security conference. TAGS: VoIP, PKI, IP telephony, Cisco Systems Inc., telephony, prototype, Black Hat, PGP Corp., VoIP phone, Internet phone, client, protection, conference, security

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