If you use a (i.e. Netscaler) 3rd party identity provider for your Google Cloud to sign into your Chromebooks you might have noticed a second password prompt. This happens depending on your login flow (2FA) when the Chromebook can’t extract the login information automatically to cache it for offline authentication. Google provides an API with which we can solve this for Netscaler.
Continue reading “Chromebook Single Sign-On”Citrix ADC CVE-2019-19781 exploited! What now?
Citrix recently (17.12.2019) released an advisory warning of a critical vulnerability in all Citrix ADC and Gateway platforms. Late Friday (10.1.2020) multiple working exploits were posted for everyone to be accessible. Here are some tipps on how to identify whether your device is compromised.
Continue reading “Citrix ADC CVE-2019-19781 exploited! What now?”Adding custom localized multi-language strings to NetScaler RfWebUI Theme
The extensive customization capabilities and benefits of the RfWebUI Theme just amaze me over and over again. This time I was tasked to add a localized custom string to the logon page. Here’s how I did it!
Continue reading “Adding custom localized multi-language strings to NetScaler RfWebUI Theme”Adding additional languages to NetScaler RfWebUI Theme
There might be a time when the default shipped languages aren’t enough and you need to add additional language support – in my case Italian. Here’s how. Continue reading “Adding additional languages to NetScaler RfWebUI Theme”
NetScaler Enhanced Authentication Feedback throws Error Codes with RfWebUI Theme
NetScalers Enhanced Authentication Feedback is, despite being highly debatable from a security standpoint, a great feature in terms of usability.
Recently one of my customers had the requirement to enable it. But surprisingly we only received the error codes (4009, 4007, etc.) – not the error messages. Continue reading “NetScaler Enhanced Authentication Feedback throws Error Codes with RfWebUI Theme”
NetScaler services flapping with Hyper-V
Last week I was doing a write-up on how to replace MAC-Based Forwarding (MBF) with Policy Based Routing (PBR). This week I want to give you some background on why this should be your general Best Practice on the example of Hyper-V. Continue reading “NetScaler services flapping with Hyper-V”
Disable MAC-Based Forwarding – Enable Policy Based Routing!
Enabling MAC-Based Forwarding (MBF) has become the go-to solution solution for multi-arm NetScaler deployments and routing issue bodging in a majority of the NetScaler deployments I’ve seen. But is it the right solution for the problems? Usually not. Continue reading “Disable MAC-Based Forwarding – Enable Policy Based Routing!”
Cascaded Hierarchical GSLB Configurations
Global Server Load Balancing (GSLB) offers a lot of cool load balancing mechanisms out of the box. Active/Active, Active/Passive, Geo-IP based, etc. But what if you want to combine multiple of those in a cascaded/hierarchical load balancing decision? Continue reading “Cascaded Hierarchical GSLB Configurations”
NetScaler Gateway Password Expiry Warning with nFactor
NetScaler can change expired AD passwords, we all know that. But did you ever wonder if you can implement a warning prior to that expiration date? Well, wonder no longer! Continue reading “NetScaler Gateway Password Expiry Warning with nFactor”
NetScaler 12 SSL Performance: A Benchmark Test
The marketing claims an insane increase for the NetScaler 12 SSL performance – even on the software based VPX and CPX platforms. Reason enough to dig a little deeper and put this performance claim to a test and I have to admit I’m quite impressed! Continue reading “NetScaler 12 SSL Performance: A Benchmark Test”
NerdScaler 