Unlocking the Secrets of Cybersecurity: Top Programming Languages to Master

As of October 2021, the top programming languages are:

1. JavaScript
2. Python
3. Java
4. C#
5. PHP
6. C++
7. TypeScript
8. Ruby
9. Swift
10. Objective-C
11. Kotlin
12. Go
13. R
14. Dart
15. Scala
16. Rust
17. Shell
18. C
19. Lua
20. Groovy

Please note that the rankings might change over time, and the popularity of programming languages may vary depending on the criteria used to measure them (such as job demand, community support, or usage in specific industries). A popular source for language rankings is the TIOBE Index, which updates its rankings monthly.