F5 Sites
  • F5.com
  • F5 Labs
  • MyF5
  • NGINX
  • Partner Central
  • Education Services Portal (ESP)
Contact
  • Under Attack?
  • F5 Support
  • DevCentral Support
  • F5 Sales
  • NGINX Sales
  • F5 Professional Services
Skip to contentBrand Logo
Forums
CrowdSRC
Articles
GroupsEventsSuggestionsHow Do I...?
RegisterSign In
  1. DevCentral
  2. Articles
  3. Technical Articles

iRule Security 101 - #1 - HTTP Version

When looking at securing up your web application, there are a set of fairly standard attack patterns that application firewalls make use of to protect against those bad guys out there who are trying ...
Updated Mar 18, 2022
Version 4.0
101
application delivery
basic
BIG-IP
dev
devops
getting started
hardware
iRules
owasp
Joe_Pruitt's avatar
Joe_Pruitt
Joined September 22, 2004
View Profile
Jon_N's avatar
Jon_N
Icon for Nimbostratus rankNimbostratus
Sep 23, 2014
Should be noted for anyone that is looking to implement this that the way global vars has changed and any of the INIT statements should be something like: set static::sec_http_version_enabled 1 set static::sec_http_version_alert 1 set static::sec_http_version_alert_syslog 1 set static::sec_http_versions [list \ "0.9" \ "1.0" \ "1.1" \ ] For newer F5 OS versions (ran into this error recently)

Help guide the future of your DevCentral Community!

What tools do you use to collaborate? (1min - anonymous)

ABOUT DEVCENTRAL

DevCentral NewsTechnical ForumTechnical ArticlesTechnical CrowdSRCCommunity GuidelinesDevCentral EULAGet a Developer Lab LicenseBecome a DevCentral MVP

RESOURCES

Product DocumentationWhite PapersGlossaryCustomer StoriesWebinarsFree Online CoursesTraining & Certification

SUPPORT

Manage SubscriptionsProfessional ServicesCreate a Service RequestSoftware DownloadsSupport Portal

PARTNERS

Find a Reseller PartnerTechnology AlliancesBecome an F5 PartnerLogin to Partner Central

©2026 F5, Inc. All rights reserved.
TrademarksPoliciesPrivacyCalifornia PrivacyDo Not Sell My Personal Information