Tobias Mayer

I have already written about two secure protocols that are impacting our network security. The first was HTTP/2, the second one was TLS 1.3. Both posts can be found here: HTTP/2 TLS1.3 Today I want to talk about another very important protocol, it is called QUIC. QUIC stands for QUICK UDP INTERNET C…

This post is the second part of my series around the impact of encrypted protocols on network security. You can find the first article about HTTP/2 here: http://blogs.cisco.com/security/the-impact-on-network-security-through-encrypted-protocols-http2 Now let us focus on the new and upcoming specific…

This is the start of a planned series of posts around the impact that new protocols are making on the way many of us deal with network security today. The protocols we have been using on the internet, mainly TCP with HTTP 1.1, have shown that they cannot deal with today’s requirements for fast…

Sometimes having a effective and innovative solution goes in a confrontation with the local country requirements. Especially when we want to deploy as cloud based security service. Using a cloud security service will one the one hand address quite nicely the need for better security and easy deploym…

When dealing with TLS connections, it is important to understand how a client (in most cases this is a web browser) will be acting. Let’s quickly check some of the steps that are happening when a TLS connection is made. A web server will send its certificate down to the requesting client during the…

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 d…