ARM Term术语汇总

(参考 Platform Security Boot Guide )

Term	Meaning
AES	Advanced Encryption Standard, a symmetric-key encryption standard
Digest	The output of a hash operation
DoS	Denial of Service
EEPROM	Electrically Erasable Programmable Read-Only Memory
eFlash	See Internal flash
eFuse	OTP memory, available in very limited quantity
HMAC	Hashed Message Authentication Code
HUK	Hardware Unique Key
Internal flash	On-chip embedded flash
KDF	Key Derivation Function
Manifest	Signed metadata for a firmware image
MCU	Micro-controller unit
Measurement	A cryptographic hash of code and/or data
MPU	Memory Protection Unit
MTP	Multi-Time Programmable. A characteristic of some type of NVM
NIST	National Institute of Standards and Technology (http://www.nist.gov)
NSPE	Non-Secure Processing Environment (a PSA term)
NSPE-PK	Public Key of the Non-Secure Processing Environment
NVM	Non-volatile memory
OEM	Original Equipment Manufacturer
OTA	Over-The-Air
OTP	One Time Programmable. A characteristic of some types of NVM
PKI	Public Key Infrastructure
PRoT	PSA Root of Trust (a PSA term)
ROM	Read-only memory
ROTPK	Root of Trust Public Key (for firmware verification)
RSA	Rivest, Shamir and Adleman. An algorithm for public-key cryptography.
RSA-PSS	RSA Probabilistic Signature Scheme
Runtime firmware	Generic term to describe the firmware that executes after boot has completed
SE	Secure Element. An example of a secure element is a smart card.
SoC	System on Chip
SPE	Secure Processing Environment. Contains trusted firmware and trusted services.
SPE-PK	Public Key of the Secure Processing Environment
System	Inseparable component integrating all processing elements, bus masters, and secure software. Typically an SoC or equivalent
SPM	Secure Partition Manager
Security subsystem	A self-contained subsystem providing security functionality e.g. a secure element
XIP	eXecute-In-Place