• 技术,  网络

    How TLS handshake works

    This chart is based on the article here: https://www.cloudflare.com/learning/ssl/what-happens-in-a-tls-handshake/ It would be much clear to be able to show it in a sequence chart. The key point is in each step what client/server has to generate sessionKey. The premasterSecret is the key factor here. it got generated in the client side by using the pubic key generated in server side. In this way, client side has it’s value (since it generated in client side) and the server side can get it by using private key to decrete it. Sequence diagram source code: mTLS mutual TLS is enhanced TLS which server side needs to verify the identity on the client side…

  • Gear,  Life

    On Cloudboom Review

    This is my first time to by a running shoes. This is a carbon fiber racing shoe. The time I put it on I feel the difference. I do feel the cushioning on the heel and it’s very stiff on the toe side. And even more significant is I feel the heal to toe drop immediately that the shoe pushes me forward very obviously. It actually feels good.. I took it to a run in my front door, Feel good too. My left knee got injured before and I still feel uncomfortable while I am running. I was planning to return since, since I bought Hoka Bonni 8; but I…