Update to sysctl.conf.

diff --git a/files/etc/sysctl.conf.expect b/files/etc/sysctl.conf.expect
index 9754851..179b791 100644 (file)
--- a/files/etc/sysctl.conf.expect
+++ b/files/etc/sysctl.conf.expect
@@ -8,6 +8,7 @@
 #net.ipv4.conf.default.rp_filter=1
 #net.ipv4.icmp_echo_ignore_broadcasts=1
 #net.ipv6.conf.default.forwarding=1
+kernel.exec-shield=3
 kernel.maps_protect=1
 net.core.rmem_default=1048576
 net.core.wmem_default=1048576
@@ -26,5 +27,5 @@ net.ipv4.tcp_ecn=0
 net.ipv4.tcp_max_syn_backlog=8192
 net.ipv4.tcp_retries1=2
 net.ipv4.tcp_rfc1337=1
-net.ipv4.tcp_syncookies=0
+net.ipv4.tcp_syncookies=1
 vm.mmap_min_addr=65536