👉 Guard computing is a security mechanism designed to protect data at rest by encrypting it with a key that is known only to the guard, a trusted entity or individual. This guard key is separate from the encryption key used to encrypt the actual data, ensuring that even if an attacker gains access to the encrypted data, they cannot decrypt it without the guard's key. The guard acts as a trusted intermediary, managing the encryption and decryption processes, thus providing an additional layer of security. This approach minimizes the risk associated with key management and enhances overall data protection by isolating the encryption keys from potential breaches in the system where the actual data is stored.
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What is the definition of Guards Computing? 🙋
👉 Guard computing is a novel approach to secure computation where multiple parties, referred to as guards, collaborate to perform computations on private data without revealing their individual inputs. This is achieved through cryptographic protocols that ensure the privacy and integrity of each party's data while allowing them to jointly compute a function over their inputs. Each guard holds a portion of the computation process, and they work together to derive a final result, such as an encrypted sum or product, without ever exposing their private data to one another. This method is particularly useful in scenarios where multiple entities need to collaborate on computations but must maintain strict privacy and security, such as in financial transactions, healthcare data sharing, or secure voting systems.
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