Definition ∞ Secure modification refers to the process of altering data or system parameters in a manner that preserves integrity, authenticity, and confidentiality against unauthorized access or tampering. This involves employing cryptographic techniques, access controls, and robust validation procedures. The objective is to ensure that only authorized changes are applied and that these changes are verifiable. It is a fundamental requirement for system trustworthiness.
Context ∞ In blockchain technology and digital assets, secure modification is a critical concept, particularly concerning smart contracts and protocol upgrades. While blockchain transactions are immutable, the logic governing smart contracts can sometimes be securely modified through governance mechanisms or upgradeable contract patterns. News reports often cover discussions around the security implications of such modifications, balancing flexibility with the need for immutable trust. Ensuring changes are transparent and authorized is paramount.
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