Ubuntu 4 November 2020 Session Lock After a 15-Minute Period of Inactivity The Ubuntu operating system must initiate a session lock after a 15-minute period of inactivity for all connection types. Rationale: A session time-out lock is
Linux 14 October 2020 Enforcement of Password Complexity The Ubuntu operating system must enforce password complexity by requiring that at least one upper-case character be used. Rationale: Use of a complex password helps
Linux 8 October 2020 User Needs Security Function Must Be Part of Sudo Group The Ubuntu operating system must be configured so that only users who need access to security functions are part of the sudo group. Rationale: An
Linux 30 September 2020 Prevent Direct Login Into the Root Account The Ubuntu operating system must prevent direct login into the root account. Rationale: To assure individual accountability and prevent unauthorized access, organizational users must be
Linux 23 September 2020 Lock Out After Three Consecutive Invalid Logon Attempts The Ubuntu operating system must be configured so that three consecutive invalid logon attempts by a user locks the account. Rationale: By limiting the number
Linux 20 September 2020 Enforcement of Delay Between Logon Prompts Following a Failed Logon Attempt. The Ubuntu operating system must enforce a delay of at least 4 seconds between logon prompts following a failed logon attempt. Rationale: Limiting the number
C2S 21 September 2019 Linux Security: Run an OpenSCAP Compliance Scan on a Host You will learn how to install OpenSCAP and how to scan a host for compliance. OpenSCAP is a powerful tool used to scan hosts to
