1. Apache HTTP Server configure - Configure the source tree. http://httpd.apache.org/docs/2.4/programs/configure.html.
2. Check request/response submission error based side of session. https://github.com/nghttp2/nghttp2/commit/bb6f842b37b57c3d8e191db948e9165c59af7daf.
3. Cloud Natural Language API. https://cloud.google.com/natural-language/.
4. Customer Guidance for WannaCrypt Attacks. https://blogs.technet.microsoft.com/msrc/2017/05/12/customer-guidance-for-wannacrypt-attacks/.
5. CVE-2008-2364: mod_proxy_http DoS. https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2364.