This column is available in a weekly newsletter called IT Best Practices. Click here to subscribe. Companies like Norse and Akamai track the source IP of Internet attack traffic and compile lists ...
While ICMP is required for IP network traffic redirection and pinging hosts on your LAN or WAN, ICMP can also pose a security concern. David Davis tells you about the basics of ICMP and how to filter ...
Botnet armies have got bigger, more active and more heavily armed than ever before. In the first quarter of 2016, attacks launched by bots reached a record high of 311 million – a 300% increase ...
Most of you probably have heard of Wireshark, a very popular and capable network protocol analyzer. What you may not know is that there exists a console version of Wireshark called tshark. The two ...
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The EU challenges Google and Cloudflare with its very own DNS resolver that can filter dangerous traffic
The EU unveiled its very own DNS resolver, promising to be more privacy-compliant and cyber resilient The DNS4EU comes as an alternative to major US-based services and includes built-in filters to ...
Cisco also predicts that global IP traffic will reach 168 exabytes per month by 2019, up from 59.9 exabytes per month in 2014, and in 2019, nearly as much traffic will traverse global IP networks than ...
More than 87% of active domain names are found to share their IP addresses (i.e. their web servers) with one or more additional domains, and more than two third of active domain names share their ...
Cisco foresees a massive buildup of IP traffic – 4.8 zettabytes per year by 2022, which is over three times the 2017 rate – lead by the increased use of IoT device traffic, video, and sheer number of ...
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