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What’s Next for DevCentral?

Believe it or not, DevCentral is 11 years old, and it’s been a fantastic ride.  We want to say thank you for making this a truly fantastic community and we’re even more excited to share what’s coming up next.  Taking our member’s...

Node.js ABC’s - M is for Modules

As any one who has created a software system can tell you, after some point you get to a point in time where putting all your code in one big location becomes unmanageable and leads to maintenance issues.  The logical first step is to try to...

Integrating Duo Security with F5 BIG-IP Access Policy Manager

Duo Security integrates into F5 BIG-IP Access Policy Manager as a full featured two factor authentication solution and offers inline self-enrollment and an interactive, user-friendly login experience that enables the user to select from a wide...

Demystifying iControl REST Part 3 - How to pass query parameters and tmsh options

iControl REST. It’s iControl SOAP’s baby, brother, introduced back in TMOS version 11.4 as an early access feature but released fully in version 11.5. Several articles on basic usage have been written on iControl REST (see the resources at the...

LogJams, DHE Parameters, and Other Obstacles to TLS Excellence

If you're presently volunteering to wear the hat of “SSL/TLS Vulnerability Manager”, then you’ve come to the realization that patching one vulnerability often raises others. In wake of revelations about mass surveillance, many of us moved...

Recent Articles

What’s Next for DevCentral?

Believe it or not, DevCentral is 11 years old, and it’s been a fantastic ride.  We want to say thank you for making this a truly fantastic community and we’re even more excited to share what’s coming up next.  To keep moving forward, we're taking our member’s feedback and sneaking in our own wish list; the next major iteration of DevCentral will start taking shape over the...

VMworld2015 – Realize the Virtual Possibilities (feat de la Motte)

Always insightful Phil de la Motte, Dir. Business Development, lets us in on the F5 highlights at #VMworld along with how to take advantage of labs and demos that are also available online. Virtually participate in the Hands-On Labs (HOL) for instance. He also discusses the latest vRealize integration and the business benefits of a combined F5 & VMware solution like being able to deplo...

セキュリティを強化する7つの便利なHTTPヘッダ

Webアプリケーションの開発・展開を行っている人々にとって、セキュリティ確保は大きな関心事の1つだといえます。そのためのベストプラクティスやフレームワーク、ガイドラインを提供しているのがOWASP(Open Web Application Security Project)です。OWASPのWikiサイト(OWASP.org)には、Webアプリケーションのセキュリティ確保のための様々な情報がありますが、それらの中でも即効性の高いのが「便利なHTTPヘッダのリスト(List of useful HTTP headers)」だといえるでしょう。  このページには、アプリケーションのHTTPレスポンスに追加することで、事実上無料でセキュリティを強化できるHTTPヘッダが7種類掲載されています。  これらの中でまず活用したいのが、以下の2つのHTTPヘッダです。 ...

VMworld2015 – Find F5

I show you how to find F5 Booth 1513 at #VMworld. In my 5th year covering VMworld, get a behind the scenes pre-show view of Moscone Center along with a sneak peek at some of the cool goodies F5 is giving away this week. ps Related: VMworld2015 – The Preview Video VMWorld Americas The Inside Scoop on VMworld 2015... SDDC: Balancing operational efficiency with stability and predictability F...

Presentation de la nouvelle offre F5 Silverline Web Application Firewall

Mon collègue Tewfik Megherbi a réalisé en janvier 2015 un article sur "Comment se protéger des cyberattaques DDOS ?" Il présente les diverses cyberattaques ainsi que les techniques d'exploitation utilisées telles que : - L'injection - Le Cross-Site Scripting - Le buffer Overflow - Le Cross-Site Request Forgery - Etc...

Networking is Still Networking, Integrating your F5 BIG-IP with VMware NSX

A constant question I get when talking with customers is how do I deploy my F5 BIG-IP alongside VMware NSX?  Simple answer:  The exact same way you would integrate with any other switch vendor in the market.  Today customers can install their BIG-IP into a physical network leveraging existing L2 or L3 infrastructures or a combination of both.  Often times you will find many...

VMworld2015 – The Preview Video

I give a preview of VMworld 2015 happening August 30 – Sept 3 in San Francisco. Along with the expected 23,000 attendees, F5 will be present in Booth 1513 to help you realize all the virtual possibilities of the Software Defined Data Center. ‘Ready for Any’ is the #VMworld theme for 2015 and F5 is ready for any of your questions about virtualization and cloud technologies. ps Related: VMWorl...

Programmability in the Network: Filtering Favicons

There’s really an unlimited number of ways in which programmability in the network (data path scripting) can solve problems, address risk, and simplify architectures. In the area of DevOps it can be used to facilitate continuous delivery (CD) initiatives by supporting the implementation of a variety of architectures like Blue/Green, Canary, and even A/B testing patterns. In the network, where...

Whiteboard Wednesday: TMM and Host OS Processing

In this edition of WhiteBoard Wednesday, Jason discusses the different ways in which TMM and the Host OS utilize resources, process traffic, and handle routing. Resources Management Interface Routing (9.x - 10.x) Management Interface Routing (11.x) Overview of BIG-IP TMM CPU and RAM usage (9.x) Overview of BIG-IP TMM CPU usage (10.x - 11.x) Base OS

Node.js ABC’s - M is for Modules

As any one who has created a software system can tell you, after some point you get to a point in time where putting all your code in one big location becomes unmanageable and leads to maintenance issues.  The logical first step is to try to separate code that is related into smaller distinct entities and "include" them in the project in question.  But, what happens if two...