| k57amd64.sys | 3DP Net | 3DP | 14.8.0.6 |
| k57nd60a.sys | Windows | Microsoft | 11.22.0.2 |
| k57nd60x.sys | Windows | Microsoft | 14.8.1.11 |
| k57xp32.sys | 3DP Net | 3DP | 14.8.0.6 |
| K7FWFilt.Sys | K7 TotalSecurity | K7 Computing | 14.0.1.7 |
| K7FWHlpr.sys | K7 TotalSecurity | K7 Computing | 12.0.6.94 |
| K7RKScan.sys | K7 TotalSecurity | K7 Computing | 15.1.0.6 |
| K7Sentry.sys | K7 TotalSecurity | K7 Computing | 15.1.0.90 |
| K7TdiHlp.sys | K7 TotalSecurity | K7 Computing | 7.0.0.0 |
| kbdclass.sys | Windows | Microsoft | Vista |
| kbdhid.sys | Windows | Microsoft | Vista |
| kbldfltr.sys | Windows | Microsoft | 6.3.9600.16384 |
| kdnic.sys | Windows | Microsoft | 6.1.0.0 |
| KEY01.SYS | Windows | Microsoft | XP |
| KEYBOARD.SYS | Windows | Microsoft | XP |
| keyscrambler.sys | KeyScrambler Personal | QFX Software | 3.12.0.0 |
| kl1.sys | ZoneAlarm Antivirus | Check Point Software Technologies Ltd. | 30.5.76.0 |
| kl2.sys | ZoneAlarm Pro Antivirus+Firewall 2019 | ZoneAlarm | 6.8.0.39 |
| klbackupdisk.sys | ZoneAlarm Antivirus | Check Point Software Technologies Ltd. | 30.5.76.0 |
| klbackupflt.sys | ZoneAlarm Antivirus | Check Point Software Technologies Ltd. | 30.5.91.0 |
| klelam.sys | ZoneAlarm Antivirus | Check Point Software Technologies Ltd. | 18.0.1.0 |
| klflt.sys | ZoneAlarm Pro Antivirus+Firewall 2019 | ZoneAlarm | 16.1.7.0 |
| klfltsdk.sys | ZoneAlarm Antivirus | Check Point Software Technologies Ltd. | 30.5.91.0 |
| klgse.sys | ZoneAlarm Antivirus | Check Point Software Technologies Ltd. | 20.2.34.0 |
| klhk.sys | ZoneAlarm Antivirus | Check Point Software Technologies Ltd. | 20.2.42.0 |
| klif.sys | ZoneAlarm Pro Antivirus+Firewall 2019 | ZoneAlarm | 16.1.18.0 |
| klifsdk.sys | ZoneAlarm Antivirus | Check Point Software Technologies Ltd. | 30.5.91.0 |
| klim5.sys | ZoneAlarm Pro Antivirus+Firewall 2019 | ZoneAlarm | 14.0.0.2 |
| klim6.sys | ZoneAlarm Pro Antivirus+Firewall 2019 | ZoneAlarm | 14.0.0.18 |
| kltdf.sys | ZoneAlarm Pro Antivirus+Firewall 2019 | ZoneAlarm | 14.0.0.7 |
| kltdi.sys | ZoneAlarm Pro Antivirus+Firewall 2019 | ZoneAlarm | 14.0.0.5 |
| klupd_klifsdk_arkmon.sys | ZoneAlarm Antivirus | Check Point Software Technologies Ltd. | 2.2.10.0 |
| klupd_klifsdk_kimul.sys | ZoneAlarm Antivirus | Check Point Software Technologies Ltd. | 0.0.0.47 |
| klupd_klifsdk_klbg.sys | ZoneAlarm Antivirus | Check Point Software Technologies Ltd. | 11.2.9.0 |
| klupd_klifsdk_mark.sys | ZoneAlarm Antivirus | Check Point Software Technologies Ltd. | 6.2.9.0 |
| klupd_klif_arkmon.sys | ZoneAlarm Pro Antivirus+Firewall 2019 | ZoneAlarm | 2.2.10.0 |
| klupd_klif_kimul.sys | ZoneAlarm Pro Antivirus+Firewall 2019 | ZoneAlarm | 0.0.0.47 |
| klupd_klif_klbg.sys | ZoneAlarm Pro Antivirus+Firewall 2019 | ZoneAlarm | 11.2.9.0 |
| klupd_klif_mark.sys | ZoneAlarm Pro Antivirus+Firewall 2019 | ZoneAlarm | 6.2.9.0 |
| klwfp.sys | ZoneAlarm Pro Antivirus+Firewall 2019 | ZoneAlarm | 14.1.0.35 |
| klwtp.sys | ZoneAlarm Antivirus | Check Point Software Technologies Ltd. | 30.5.91.0 |
| kmixer.sys | Windows | Microsoft | 5.1.2600.5512 |
| KmxAgent.sys | Tiny Personal Firewall | Tiny Software | 6.0.0.25 |
| KmxBiG.sys | Tiny Personal Firewall | Tiny Software | 6.0.0.6 |
| KmxCfg.sys | Tiny Personal Firewall | Tiny Software | 6.0.5.159 |
| KmxFile.sys | Tiny Personal Firewall | Tiny Software | 6.0.0.25 |
| KmxFw.sys | Tiny Personal Firewall | Tiny Software | 6.5.2.3 |
| KmxNdis.sys | Tiny Personal Firewall | Tiny Software | 6.5.2.0 |
| KmxSbx.sys | Tiny Personal Firewall | Tiny Software | 6.0.0.48 |
| kneps.sys | ZoneAlarm Pro Antivirus+Firewall 2019 | ZoneAlarm | 15.0.0.12 |
| ks.sys | Windows | Microsoft | 5.3.2600.5512 |
| ksapi.sys | Clean Master for PC | Cheetah Mobile | 2017.10.18.126 |
| ksapi64.sys | Clean Master for PC | Cheetah Mobile | 2017.10.18.126 |
| ksapi64_del.sys | Clean Master for PC | Cheetah Mobile | 2017.10.18.126 |
| ksapi64_ev.sys | Clean Master for PC | Cheetah Mobile | 2017.10.18.127 |
| ksapi_ev.sys | Clean Master for PC | Cheetah Mobile | 2017.10.18.127 |
| ksecdd.sys | Windows | Microsoft | 5.1.2600.5512 |
| ksecpkg.sys | Windows | Microsoft | 6.1.7601.17514 |
| ksthunk.sys | Windows | Microsoft | 6.0.6001.18000 |
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