Specific helps for you when you are hacked
Password
Sniffing : Deploy
one-time passwords, not reusable ones. Keep on the alert for break-in attempts.
Check traffic logs regularly.
IP
spoofing : Install application-layer firewalls and
patches from vendors.
Web
Spoofing : Make the
browser location line clearly visible. Add authentication software to the Web
servers and client browser. Disable JavaScript in browsers.
Common
Gateway Interface PHF : Delete
the Packet Handler Function programs in Web server software.
SYN
Flood : Install
router filtering patches in routers.
Ping
o'Death : Install
an operating system patch, or if there is no patch, block all ping traffic at
the firewall.
Domain
Name Service hijacking : Check
for any duplicate DNS entries. Eventually, encryption programs and other
security parameters will make DNS more secure.
