This is known as “Secure attention sequence”, and it’s why some PCs may be configured to require you to press Ctrl+Alt+Delete before you sign in. Ctrl+Alt+Delete combination of keyboard shortcuts is always caught by winlogon.exe, which ensures you’re signing in on a secure desktop where other programs can’t monitor the password you’re typing or impersonate a sign-in dialog.
ដូច្នះ winlogon.exe គួរតែបន្តធ្វើការជាបន្តទៀតជាផ្នែកដ៏មានសារៈសំខាន់មួយនៃដំណើរការអនុញ្ញាតនៅក្នុងវីនដូ។ នៅលើគេហទំព័ររបស់ក្រុមហ៊ុន Microsoft អ្នកអាចរកឃើញបញ្ជីបច្ចេកទេសលម្អិតនៃសមត្ថភាពនៃដំណើរការ Winlogon