1*4882a593Smuzhiyun# Release Note 2*4882a593Smuzhiyun 3*4882a593Smuzhiyun## optee v2 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun| Date | file | Build commit | Severity | 6*4882a593Smuzhiyun| ---------- | :------------------------------------- | ------------ | --------- | 7*4882a593Smuzhiyun| 2023-05-18 | libckteec.so libteec.so tee-supplicant | 25920641 | important | 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun### New 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun1. When using security partitions for secure storage, data is synchronized every time it is written，it can increase secure storage stability, but read and write speeds may slow down. 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun------ 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun## optee v2 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun| Date | file | Build commit | Severity | 18*4882a593Smuzhiyun| ---------- | :------------- | ------------ | --------- | 19*4882a593Smuzhiyun| 2023-05-18 | uclibc_lib/arm | 25920641 | important | 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun### New 22*4882a593Smuzhiyun 23*4882a593Smuzhiyun1. Add OPTEE library which are compiled by the uclibc toolchain. 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun--- 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun## optee v2 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun| Date | file | Build commit | Severity | 30*4882a593Smuzhiyun| ---------- | :------------------- | ------------ | -------- | 31*4882a593Smuzhiyun| 2023-04-07 | librk_tee_service.so | 0435e966 | moderate | 32*4882a593Smuzhiyun 33*4882a593Smuzhiyun### New 34*4882a593Smuzhiyun 35*4882a593Smuzhiyun1. Support read secure boot enable flag. 36*4882a593Smuzhiyun2. Support read secure boot public key hash. 37*4882a593Smuzhiyun 38*4882a593Smuzhiyun--- 39