## Post install tasks ### Package management #### :information_source: Introduction Package manager is a popular way to distribute software. It's also provide a privileged, central mechanism for the management of software on your operating system. #### :eight_pointed_black_star: Check package signatures ###### RedHat/CentOS ```bash # Edit '[main]' section in /etc/yum.conf gpgcheck=1 ``` ###### Policy | Type | Severity | Reference | Comment | | :--- | :--- | :--- | :--- | | OpenSCAP | High | [Ensure gpgcheck Enabled In Main yum Configuration ](https://static.open-scap.org/ssg-guides/ssg-centos7-guide-pci-dss.html#xccdf_org.ssgproject.content_rule_ensure_gpgcheck_globally_activated) | | | STIG | | | | | CIS | | | | #### :eight_pointed_black_star: Remove packages with known issues ###### RedHat/CentOS ```bash ``` ###### Policy | Type | Severity | Reference | Comment | | :--- | :--- | :--- | :--- | | OpenSCAP | | | | | STIG | | | | | CIS | | | | #### :eight_spoked_asterisk: Useful resources #### :ballot_box_with_check: Summary checklist | Item | True | False | | :--- | :---: | :---: | | | :black_square_button: | :black_square_button: | | | :black_square_button: | :black_square_button: |