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What is HTML Field Obfuscation?

And why do you need to know, anyway? I am so glad you asked! A great deal of app security focuses on the server-side component. Whether comprised of multiple microservices fronted by an API or a monolith, there is no question that a significant... Read more
1 Review

Lightboard Lessons: OWASP Top 10 - XML External Entities

The OWASP Top 10 is a list of the most common security risks on the Internet today.  XML External Entities comes in at the #4 spot in the latest edition of the OWASP Top 10... Read more
2 Reviews

F5 Editor Eclipse Plugin v2

We are pleased to announce availability of our updated F5 Programmability Editor for Eclipse IDE v2. The F5 Programmability Development Environment for Eclipse allows you to use the Eclipse IDE to manage iRules, iRules LX, iControl LX, and iApps... Read more
1 Review

Get Social with DevCentral

That title sounds so 2009 but let’s go with it anyway. #Flashback…no, #Throwback…no, how about #TinkerTuesday? Is there such a thing? (There is.) #DevCentral will be ramping up our social activities in 2018 and we wanted to share some of the media... Read more
0 Reviews

The State of Application Delivery 2018: Automation is Everywhere

The Good Book tells us to “ask and ye shall receive.” That was certainly true when I asked for your input for the State of Application Delivery 2018. You responded with alacrity and honesty, and I cannot thank you enough for that. Truly, F5 is... Read more
0 Reviews

Lightboard Lessons: BGP Overview

In this episode of Lightboard Lessons, I break out my “router guy” hat from days gone by to deliver an overview of BGP, the border gateway protocol. This exterior gateway routing protocol is “THE” standard for exchanging routing information... Read more
0 Reviews

Meltdown and Spectre Web Application Risk Management

The recently disclosed groundbreaking vulnerabilities have set a precedent for how massive a security vulnerability can be. In the recent years, we have witnessed vulnerabilities that affect major frameworks like Java, PHP, OpenSSL and CGI... Read more
2 Reviews

Congratulations to the 2018 DevCentral MVPs!

We’re excited to announce 2018 DevCentral MVPs - our largest group of MVPs to date! The DevCentral MVP Award is given to a select group of exemplary people in the technical community who actively engage and share their experience and knowledge... Read more
Average Rating: 4.9
7 Reviews

The DevCentral Chronicles Volume 1, Issue 1

Welcome to 2018! If the kids in the back seat have been chanting, ‘Are we there yet?, Are we there yet?’ you can tell them, ‘Yes! Now, Get out the car!’ If, like me, you’ve taken a couple weeks off to enjoy the holidays and New Year, you might be... Read more
2 Reviews

BIG-IP Puppet Types and Providers

Operations teams are expected to manage increasingly complex, heterogeneous environments while meeting enterprise-class service levels for application delivery.  DevOps is the best practice for businesses to pursue digital transformation... Read more
0 Reviews

Lightboard Lessons: Explaining the Spectre and Meltdown Vulnerabilities

The "Spectre" and "Meltdown" vulnerabilities affect almost every computer in the world.  One of the very interesting things about each of these vulnerabilities is that they target the hardware (processor) of the computer rather than the software. Read more
2 Reviews
1 Review

Lightboard Lessons: OWASP Top 10 - Sensitive Data Exposure

The OWASP Top 10 is a list of the most common security risks on the Internet today.  Sensitive Data Exposure comes in at the #3 spot in the latest edition of the OWASP Top 10. Read more
1 Review

JBoss Arbitrary code execution via unrestricted deserialization in ReadOnlyAccessFilter (CVE-2017-12149)

In late August 2017 Redhat have published a security advisory regarding an arbitrary code execution vulnerability in JBoss and recently a Proof of Concept exploit was publicly released. This vulnerability is added to the long list of unsafe... Read more
0 Reviews

The Power of Source Address

Way back in TMOS v11.3, the “Source Address” field was added to the configurable items on a Virtual Server. While this feature was added to help with one thing, it turns out that it can be used in other creative and powerful ways... Read more
Average Rating: 4.7
4 Reviews

Return of Bleichenbacher - the ROBOT Attack CVE-2017-6168

F5’s SSL/TLS stack was one of the stacks that was found vulnerable to an ancient cryptographic attack called a Bleichenbacher. K21905460 is the official F5 response; this article is for those looking for a more detailed explanation of the attack. Read more
2 Reviews

Pool member status on F5 DNS objects via iControl REST

I got a question on how to retrieve the status of pool members on F5 DNS objects via the iControl REST interface. In the GUI you get fancy red, yellow, black, blue, and green painted circles, diamonds, squares, and triangles to communicate... Read more
1 Review

Blog Roll 2017

It’s that time of year when we gift and re-gift, just like this text from last year. And the perfect opportunity to re-post, re-purpose and re-use all my 2017 entries. If you missed any of the 64 attempts including 16 videos, here they are wrapped... Read more
1 Review

Oracle WebLogic WLS Security Component Remote Code Execution (CVE-2017-10271)

In October 2017 Oracle have published a vulnerability concerning Oracle WebLogic and assigned CVE-2017-10271 to it. Since then no public information regarding this vulnerability was available until a few days ago, when an analysis of the... Read more
2 Reviews

Post of the Week: SSL on a Virtual Server

In this Lightboard Post of the Week, I answer a few questions about SSL/https on Virtual Servers. BIG-IP being a default deny, full proxy device, it's important to configure specific ports, like 443, to accept https traffic along with client... Read more
0 Reviews

Welcome to the F5 BIG-IP Migration Assistant

The F5® BIG-IP® Migration Assistant is a tool freely distributed by F5 to facilitate migrating BIG-IP configurations between different platforms. Learn more on DevCentral. Read more
Average Rating: 4.9
4 Reviews

Lightboard Lessons: OWASP Top 10 - Broken Authentication

The OWASP Top 10 is a list of the most common security risks on the Internet today.  Broken Authentication comes in at the #2 spot in the latest edition of the OWASP Top 10. Read more
0 Reviews

What is HTTP Part IX - Policies and iRules

In this article we pivot slightly from describing the protocol itself to showing ways to interact with the HTTP protocol via iRules and local traffic policies... Read more
0 Reviews

Lightboard Lessons: OWASP Top 10 - Injection Attacks

The OWASP Top 10 is a list of the most common security risks on the Internet today.  For the past several years, "Injection Attack" has been the #1 security risk on the Top 10 list. Read more
Average Rating: 4.9
3 Reviews

BIG-IP ASMで対応するOWASP Top 10 - 2017年版

OWASP Top 10の2017年正式版がリリースされましたので、BIG-IP ASMのWAF機能でどのくらい対応できるか概要を紹介したいと思います。 Read more
0 Reviews