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The GCMS notes that I received from IRCC shows security/criminality request.Based on that, I applied another GCMS notes from CSIS and I just got the update saying my security screening request has been completed. I hope IRCC now has all the information to process my application.
When is your backgorund started and when was completed
 
My timeline so far:

Type: Single
Location: Halifax
IRCC Office: Montreal
Physical presence: 1341
Application sent: August 16, 2022
AOR: August 22, 2022
In process: August 23, 2022
Fingerprints requested: December 22, 2022
Fingerprints given: December 30, 2022
Background verification complete: January 26, 2022
Test invite received: February 17, 2022
Test window: February 24, 2022 - March 16, 2022
Test given: February 24, 2022
Test complete: February 27, 2022

LPP still in process

LPP complete September 26, 2023. No update for oath ceremony yet.
 
Full timeline update:

Type: Single
Location: Halifax
IRCC Office: Montreal
Physical presence: 1341
Application sent: August 16, 2022
AOR: August 22, 2022
In process: August 23, 2022
Fingerprints requested: December 22, 2022
Fingerprints given: December 30, 2022
Background verification complete: January 26, 2023
Test invite received: February 17, 2023
Test window: February 24, 2023 - March 16, 2023
Test given: February 24, 2023
Test complete: February 27, 2023
LPP complete: September 26, 2023
Citizenship ceremony in progress: October 11, 2023
Oath letter received: October 16, 2023
Oath ceremony scheduled: October 23, 2023
 
Type: Paper application
Location: Toronto, ON
Physical Presence Days: 1,100
Application: Single
Delivered: 11 August 2022
AOR: 23 August 2022
eCas In Process: 28 November 2022
Feb 24, 2023
Citizenship test status has been updated to Completed.
Jul 5, 2023
Background verification status has been updated to Completed.
Aug 15, 2023
Language skills status has been updated to Completed.
Aug 15, 2023
Prohibitions status has been updated to Completed.
Aug 15, 2023
Physical presence status has been updated to Completed.