Hardening Aplicado
tcp_syncookies=1rp_filter=1log_martians=1
accept_redirects=0kptr_restrict=2sysrq=0
suid_dumpable=0yama.ptrace=2chacha20-poly1305
aes256-gcmMaxAuthTries=3ClientAlive=300
PermitRootLogin=noPasswordAuth=noX11Forwarding=no
AllowTcpForwarding=no