When asked about IPv6, many companies are aware that they must do something, but are not sure what is the best way to approach IPv6. In my talks with customers, I found that the unfamiliarity with IPv6 is one of the biggest obstacles. So, to gain experience with IPv6, there are several paths to go […]
If you read the recently released Cisco Annual Security Report, you will have learned how spammers have adopted a “Snowshoe” strategy, using a large number of IP addresses with a low message volume per IP address, to send spam, preventing some spam systems from sinking the spam. This yielded a 250 percent increase in spam […]
Cisco is offering its market-leading S-Series web security appliances in a virtual form factor: the Cisco Web Security Virtual Appliance (WSAV). You can instantly provision the WSAV where you need them to respond to sudden capacity spikes or to meet business objectives. It runs on VMware ESXi Hypervisor and Cisco UCS® servers and you can mix and match deployments of both physical WSA appliances as well as virtual appliances.
