SOPS is an editor for encrypted files that supports multiple file formats including YAML, JSON, ENV, INI, and BINARY. The tool provides encryption capabilities using various key management services and encryption methods: - AWS KMS (Key Management Service) - GCP KMS (Google Cloud Platform Key Management Service) - Azure Key Vault - age encryption - PGP (Pretty Good Privacy) SOPS allows users to edit encrypted configuration files directly while maintaining security through encryption at rest. The tool can be used as both a standalone application and as a library through its decrypt package for programmatic integration. Installation options include stable release binaries and packages available through the project's GitHub releases, or development branch installation by cloning the repository. For AWS KMS integration, users need to create and export master keys through the IAM console. The tool is designed to handle sensitive configuration data and secrets management across different cloud platforms and encryption standards.