Encyclopedia
Events and eras
This department
Turning points in the history of the web, from the first website in 1991 to the security incidents of today.
Entries
8 of 8 planned entries are published. New entries are added in batches, and every one is checked against its sources before it goes live.
- The first website (1991): info.cern.ch and what was on it
- Browser wars: Netscape vs Internet Explorer, then round two
- Dot-com bubble: The boom, the crash and what survived
- Web 2.0: Blogs, wikis, social sites and user content
- Heartbleed (2014): The OpenSSL bug
- Mobile-first indexing: Google ranking the mobile site first
- End of Adobe Flash (2020): How the web moved off plugins
- PHP2Shell (2026): The October 2026 critical PHP flaws