US 12,218,962 B2
Adaptive online service access control
Karolis Kaciulis, Kaisiadorys (LT); and Vaidas Lazauskas, Vilnius (LT)
Assigned to Netflow, UAB, Vilnius (LT)
Filed by Netflow, UAB, Vilnius (LT)
Filed on Dec. 9, 2021, as Appl. No. 17/546,829.
Prior Publication US 2023/0188546 A1, Jun. 15, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. H04L 9/40 (2022.01); G06F 21/31 (2013.01)
CPC H04L 63/1425 (2013.01) [G06F 21/316 (2013.01); H04L 63/10 (2013.01); H04L 63/102 (2013.01); H04L 63/1416 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method for adaptive online service access control, the method comprising:
obtaining, by a system access control monitor of a client system, a message from the client system to an external system, prior to transmission of the message, wherein the message is associated with a communication context;
in response to obtaining the message, determining, by the system access control monitor, a current access score as a sum of a previous access score associated with the communication context and a modifier value determined for the message, wherein the modifier value is an increment or a decrement; and
in response to determining, by the system access control monitor, that the current access score is less than an access threshold value, preventing transmission of the message.