(computer security) A security vulnerability in a computer system.

A region of the world in which large-scale use of violence, such as war, among nations is highly unlikely.

A blanket that one uses to have a secure feeling or reduced anxiety, usually in the early years of life. / Any object one uses to have a sense of security or reduced anxiety.

The UN Security Council.

(US, informal) A mother for whom issues of safety and national security are of great importance.

(politics, euphemistic) An army.

A procedure or set of procedures followed to ensure that state secrets, trade secrets, data, etc. are not compromised.

A system whereby the state either through general or specific taxation provides various benefits to help ensure the wellbeing of its citizens. / Those benefits paid under such a system.

Security measures which are intended to, or do, provide a feeling or illusion of improved security, while doing little or nothing to actually improve security.

(security, computing) Relying on a secure design to defend against attacks.