CONFIG_MAIN_STACK_SIZE=3072 # TLS configuration CONFIG_MBEDTLS=y CONFIG_MBEDTLS_BUILTIN=y CONFIG_MBEDTLS_ENABLE_HEAP=y CONFIG_MBEDTLS_HEAP_SIZE=60000 CONFIG_MBEDTLS_SSL_MAX_CONTENT_LEN=4096 CONFIG_NET_SOCKETS_SOCKOPT_TLS=y CONFIG_NET_SOCKETS_TLS_MAX_CONTEXTS=20