What are Trusted Execution Environments (TEEs)?
“Every secret creates a potential failure point.”
In cryptography, risks grow when code and secrets are exposed outside secure boundaries. Trusted Execution Environments (TEEs) are designed to reduce these risks by keeping sensitive data and code confined to special environments inside a computer system.
What is a TEE? A TEE is a protected region of a computer’s processor, called an enclave, where sensitive operations run in isolation from the rest of the system. This stable, tamper-proof environment ensures that even if the surrounding system is compromised, critical operations remain secure, consistent, and inaccessible to attackers.
Because TEEs allow security-critical processes to run in one trusted environment, they establish a secure boundary around important data and create a controlled space where operations can be executed with confidence. This design ensures that sensitive processes remain protected, and that trust comes from the environment itself.
In addition, TEEs protect not only stored data but also the logic applied to it, ensuring that both information at rest and operations in use remain secure. They can also be scaled quickly, enabling organizations to expand secure environments without sacrificing performance or reliability.
In practice, TEEs are a proven solution for keeping sensitive material and operations safe, predictable, and resilient.
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How to use Trusted Execution Environments to secure wallet operations by isolating keys and code inside tamper-proof hardware enclaves.