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The CA-TSS PWHIST Control Option must be set to 10 or greater.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-223890 | TSS0-ES-000170 | SV-223890r561402_rule | Medium |
| Description |
|---|
| Password complexity, or strength, is a measure of the effectiveness of a password in resisting attempts at guessing and brute-force attacks. If the information system or application allows the user to consecutively reuse their password when that password has exceeded its defined lifetime, the end result is a password that is not changed as per policy requirements. |
| STIG | Date |
|---|---|
| IBM z/OS TSS Security Technical Implementation Guide | 2020-10-07 |
Details
| Check Text ( C-25563r516069_chk ) |
|---|
| From the ISPF Command Shell enter: TSS MODIFY STATUS If the PWHIST Control Option value is not set to PWHIST(10) or greater, this is a finding. |
| Fix Text (F-25551r516070_fix) |
|---|
| Evaluate the impact associated with implementation of the control option. Develop a plan of action to implement the following control option setting as specified and proceed with the change. PWHIST(10) or greater |