HTTPS
| Date | Clue |
|---|---|
| 2026-05-31 | Start of an encrypted URL |
| 2024-12-25 | Start of an encrypted web address |
| 2023-05-22 | Start of an encrypted URL address |
| 2022-03-20 | Internet encryption inits. |
| 2021-09-05 | Encrypted URL component |
| 2021-06-10 | Start of an encrypted web address |
| 2014-09-20 | Certain address starter |
| 2009-04-24 | U.R.L. opener indicating an additional layer of encryption |