1) As per section "5.1.21 Default Session Timeout" in OIG Admin Guide, the default session timeout value (10 minutes) is defined in "WEB-INF/web.xml" in "identity" & "sysadmin" ear files. Changing it directly in "WEB-INF/web.xml" file is not supported.
5.1.21 Default Session Timeout:
https://docs.oracle.com/en/middleware/idm/suite/12.2.1.4/idmrn/oracle-identity-governance.html#GUID-145185AE-2290-4A7B-B9AB-C4BD107117D2
2) You need to follow the steps provided below, but for "session-timeout".
B.9.8 Updating Identity Self Service, System Administration, and FacadeWebApp to Change the Session Cookie
https://docs.oracle.com/en/middleware/idm/identity-governance/12.2.1.4/omadm/configuring-sso-providers-oracle-identity-manager.html#GUID-9C2A306E-7C2E-4608-A5FD-A170DF7C2EF2
3) For your reference I will attaching the deployment plans (SampleDeploymentPlans.zip) I used in my environment.
4) Before you do anything, please take backup of the following files.
$OIM_HOME/server/apps/oracle.iam.console.identity.self-service.ear
$OIM_HOME/server/apps/oracle.iam.console.identity.sysadmin.ear
$OIM_HOME/server/apps/oim.ear
5.1.21 Default Session Timeout:
https://docs.oracle.com/en/middleware/idm/suite/12.2.1.4/idmrn/oracle-identity-governance.html#GUID-145185AE-2290-4A7B-B9AB-C4BD107117D2
2) You need to follow the steps provided below, but for "session-timeout".
B.9.8 Updating Identity Self Service, System Administration, and FacadeWebApp to Change the Session Cookie
https://docs.oracle.com/en/middleware/idm/identity-governance/12.2.1.4/omadm/configuring-sso-providers-oracle-identity-manager.html#GUID-9C2A306E-7C2E-4608-A5FD-A170DF7C2EF2
3) For your reference I will attaching the deployment plans (SampleDeploymentPlans.zip) I used in my environment.
4) Before you do anything, please take backup of the following files.
$OIM_HOME/server/apps/oracle.iam.console.identity.self-service.ear
$OIM_HOME/server/apps/oracle.iam.console.identity.sysadmin.ear
$OIM_HOME/server/apps/oim.ear