Cấu hình chặn http, https sử dụng IDP trên Firewall Juniper SRX
Example I want to block http://docbao.vn and https://facebook.com
root@VNE# show security policies from-zone Internal to-zone Internet policy All_Internal_Internet
match {
source-address any;
destination-address any;
application any;
}
then {
permit {
application-services {
idp;
}
}
}
[edit]
root@VNE# show security idp active-policy
active-policy idp;
[edit]
root@VNE# show security idp idp-policy idp
rulebase-ips {
rule docbao.vn {
match {
from-zone Internal;
to-zone Internet;
application default;
attacks {
custom-attacks [ docbao.vn facebook.com ];
}
}
then {
action {
recommended;
}
notification {
log-attacks;
}
}
}
}
[edit]
root@VNE# show security idp custom-attack facebook.com
recommended-action close;
severity major;
attack-type {
chain {
expression "ssl1 or ssl2";
member ssl1 {
attack-type {
signature {
context ssl-client-hello;
pattern ".*facebook\.com.*";
direction client-to-server;
}
}
}
member ssl2 {
attack-type {
signature {
context ssl-cert-common-name;
pattern ".*facebook\.com.*";
direction server-to-client;
}
}
}
}
}
[edit]
root@VNE# show security idp custom-attack docbao.vn
recommended-action close;
severity critical;
attack-type {
signature {
context http-header-host;
pattern ".*docbao\.vn.*";
direction client-to-server;
}
}
[edit]
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