make default ciphers non-modifiable
make default ciphers non-modifiable

mitmproxy/mitmproxy,mitmproxy/mitmproxy,mhils/mitmproxy,Kriechi/mitmproxy,mitmproxy/mitmproxy,mitmproxy/mitmproxy,mhils/mitmproxy,mhils/mitmproxy,Kriechi/mitmproxy,Kriechi/mitmproxy,Kriechi/mitmproxy,mitmproxy/mitmproxy,mhils/mitmproxy,mhils/mitmproxy