Hi Vitaly, Stefan, On Fri, 2021-09-10 at 10:55 -0400, Mimi Zohar wrote: > What was the conclusion in terms of reading the password stored in the > environment variable? If this is an issue, perhaps call the equivalent of optarg_password() to store the environment variable in secure heap memory. Something like: imaevm_params.keypass = optarg_password(getenv("EVMCTL_KEY_PASSWORD")); optarg_password() would then become a wrapper around the new function. thanks, Mimi