They do some monkey business with sgx to make brute forcing harder but yeah it's worrisome. https://blog.cryptographyengineering.com/2020/07/10/a-few-thoughts-

They do some monkey business with sgx to make brute forcing harder but yeah it's worrisome. https://blog.cryptographyengineering.com/2020/07/10/a-few-thoughts-about-signals-secure-value-recovery/ https://blog.cryptographyengineering.com/2020/07/10/a-few-th... https://signal.org/blog/secure-value-recovery/ https://signal.org/blog/secure-value-recovery/