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Welcome to the Power Users community on Codidact!

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Q&A blocking internet access for lsass.exe?

shall I block lsass.exe (Local Security Authority Subsystem Service), from accessing the internet? can the blocking impact my overall security or prevent any feature that I need for a personal com...

0 answers  ·  posted 7mo ago by programAngel‭  ·  edited 7mo ago by programAngel‭

Question windows firewall lsass.exe
#5: Post edited by user avatar programAngel‭ · 2026-02-27T16:41:13Z (7 months ago)
  • shall I block a specific program, `lsass.exe` (Local Security Authority Subsystem Service), from accessing the internet? I don't want to interfere with other programs' access.
  • This is a personal computer of me, not a work computer and it is not part of any "domain"/active directory.
  • I am using simplewall firewall and I decided to check program that to block from accessing the internet in order to improve security.
  • So, what are you saying, if it is a personal would you block this program?
  • shall I block `lsass.exe` (Local Security Authority Subsystem Service), from accessing the internet? can the blocking impact my overall security or prevent any feature that I need for a personal computer?
  • This is a personal computer of me, not a work computer and it is not part of any "domain"/active directory.
  • I am using simplewall firewall and I decided to check program that to block from accessing the internet in order to improve security.
  • So, what are you saying, if it is a personal would you block this program?
#4: Post edited by user avatar programAngel‭ · 2026-02-27T16:39:44Z (7 months ago)
  • How do I block a specific program, `lsass.exe` (Local Security Authority Subsystem Service), from accessing the internet? I don't want to interfere with other programs' access.
  • This is a personal computer of me, not a work computer and it is not part of any "domain"/active directory.
  • shall I block a specific program, `lsass.exe` (Local Security Authority Subsystem Service), from accessing the internet? I don't want to interfere with other programs' access.
  • This is a personal computer of me, not a work computer and it is not part of any "domain"/active directory.
  • I am using simplewall firewall and I decided to check program that to block from accessing the internet in order to improve security.
  • So, what are you saying, if it is a personal would you block this program?
#3: Post edited by user avatar Monica Cellio‭ · 2026-02-27T16:16:02Z (7 months ago)
clarification from comments
  • shall I block lsass.exe (Local Security Authority Subsystem Service) from accessing the internet?
  • This is a personal computer of me, not a work computer and it is not part of any "domain"/active directory.
  • How do I block a specific program, `lsass.exe` (Local Security Authority Subsystem Service), from accessing the internet? I don't want to interfere with other programs' access.
  • This is a personal computer of me, not a work computer and it is not part of any "domain"/active directory.
#2: Post edited by user avatar programAngel‭ · 2026-02-26T19:28:56Z (7 months ago)
#1: Initial revision by user avatar programAngel‭ · 2026-02-26T19:28:01Z (7 months ago)
blocking internet access for lsass.exe?
shall I block lsass.exe (Local Security Authority Subsystem Service) from accessing the internet?

This is a personal computer of me, not a work computer and it is not part of any "domain"/active directory.