seewang.me now served over HTTP2

You surely have heard HTTP2 and its advantage over the good old HTTP1.1, security, performance blah blah blah… And it bizarrely easy to enable on my Nginx. Firstly some requirements: Nginx > 1.9.5 OpenSSL > 1.0.2 Then add http2 to the server configuration, after listen 443 ssl. server { listen 80; server_name seewang.me www.seewang.me; return 301 https://seewang.me$request_uri; } server { listen 443 ssl http2; server_name seewang.me www.seewang.me; #rest of config... } And that’s it, now we can check it on Chrome Developer Tools > Network tab, we’ll need to right click on the column header and check Protocol column. ...

19 January 2018 · 1 min · Chenggang Wang · Code

Free SSL Certificate, Let’s Encrypt

When I first launched this blog, I set up an SSL certificate from StartCom. It was an okay experience to use, other than I had to renew it via their site every year. But a couple of days ago, Chrome prompted SSL errors when I visited the blog and refused to recognise the certificate even after I renewed it. A quick Google search tells that StartCom got themselves banned by Chrome and Firefox. ...

15 April 2017 · 1 min · Chenggang Wang · Code