2. K&R C (Kernighan and Ritchie C)
3. Ka band
4. Ku band
5. K56Flex
6. K7
7. KB (Kilobyte)
8. Kbps (Kilobits per second)
9. KDE (K Desktop Environment)
10. Kerberos
11. Kermit
12. kernel
13. kernel panic
14. kerning
15. key (1)
16. key (2)
17. key (3)
18. key (4)
19. key (5)
20. key field
21. key length
22. key library
23. key management
24. key recovery
25. key server (1)
26. key server (2)
27. key space
28. keyboard
29. keyboard controller
30. keyboard shortcut
31. keying (1)
32. keying (2)
33. keying (3)
34. keylogger
35. keystroke
36. keyword (1)
37. keyword (2)
38. keyword (3)
39. KHTML
40. KiB (kibibyte)
41. KisMAC
42. Kismet
43. KISS (Keep It Simple, Stupid)
44. KISS principle
45. KMD (KaZaA Media Desktop)
46. Knoppix Linux
47. Konqueror
48. Korn shell
49. KOTC (Kiss on the cheek)
50. KVM (Kilobyte Virtual Machine)
51. KWIM? (Know what I mean?)