Secure Coding

Secure Coding: Programming practices aimed at avoiding common vulnerabilitiesVulnerabilityA technical or organizational weakness that can be exploited by a threat. and misconfigurations. The term relates to the security of applications, interfacesInterfaceA defined boundary through which systems, components, or users exchange data and commands., or development processesDevelopment ProcessThe organized workflow used to design, implement, test, release, and maintain software.. Relevant measures range from secure designSecure DesignDesigning systems so security requirements and trust boundaries are addressed before implementation. and testing to runtime protection and rapid remediationRemediationThe correction or mitigation of a confirmed security weakness, defect, or misconfiguration..

How it works and where it fits

Secure Coding places security within the lifecycle of software and technical change. Requirements, architecture, implementation, testing, release, and maintenance affect one another. The earlier a weakness or unsafe assumption is identified, the more precisely it can be corrected without relying solely on downstream security products.

Practical security relevance

Practical implementation requires explicit quality criteria, reviewable changes, and a traceable supply chain. Automated checks provide rapid feedback but do not replace threat modeling or manual analysis of security-critical logic. Dependencies, build systems, artifacts, and secrets need protection alongside source code; operational and incident findings feed back into development.

Related concepts

• Application SecurityApplication SecurityProtects software against vulnerabilities during development, operation, and maintenance.: Protects software against vulnerabilities during development, operation, and maintenance.
• Security TestingSecurity TestingExamines systems, applications, and controls for weaknesses and malfunctions.: Examines systems, applications, and controls for weaknesses and malfunctions.
• Common Vulnerabilities and ExposuresCommon Vulnerabilities and ExposuresStandardized identification of publicly known IT vulnerabilities.: Standardized identification of publicly known IT vulnerabilities.
• Vulnerability ManagementVulnerability ManagementContinuous process for the detection, prioritization, remediation, and tracking of vulnerabilities.: Continuous process for the detection, prioritization, remediation, and tracking of vulnerabilities.