Security Management Strategies for the CIO
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No firewall? How disabling the firewall can improve network security
Having no perimeter firewall may seem ludicrous, but Joel Snyder explains why disabling the firewall can actually improve enterprise network security. Tip
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Next-generation firewalls: Quiz on must-have NGFW features
Test your knowledge of Joel Snyder's course on evaluating, deploying and managing next-generation firewalls in this five-question quiz. Quiz
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Updating firewall policies with the frequency of firewall testing
Should firewall testing frequency be decided and documented when updating firewall policies? Expert Brad Casey discusses how often to test firewalls. Answer
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Is multivendor firewall management software a viable option?
Matthew Pascucci discusses the limitations of using firewall management software to manage multivendor firewalls. Answer
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Can SDN technology be used for network access protection?
Expert Matthew Pascucci discusses the possible security implications of using software-defined networking for network access protection. Answer
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Huawei router security: Is there legitimate cause for concern?
Security expert Matthew Pascucci discusses Huawei router security and offers four tips for evaluating the security of enterprise network equipment. Answer
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Choosing a switch: Should you splurge on enterprise Ethernet switches?
Matt Pascucci discusses what to look for when choosing an Ethernet switch, and whether or not to splurge on enterprise Ethernet switches. Answer
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Certain Cisco IOS, IOS XE devices susceptible to brute-force attacks
Cisco has issued a security advisory after Hashcat researchers disclosed a password flaw in IOS and IOS XE devices that enable brute-force attacks. News
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egress filtering
Egress filtering is a process in which outbound data is monitored or restricted, usually by means of a firewall that blocks packets that fail to meet certain security requirements. Definition
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Cisco: Integration key to enterprise security strategy
Cisco's Chris Young says the vendor's enterprise security strategy, including the next-generation data center and SDN, hinges on Cisco's integration efforts. Video