IWL's Expert Insights on Network Emulation and Protocol Testing
Keynote at NANOG 77 by CTO Karl Auerbach
IWL Chief Technical Officer Karl Auerbach delivered the Keynote speech at NANOG 77 in Austin, Texas on Tuesday, October 29, 2019
“Network Operations On A Public Utility Internet” ...
Deeper Implications of the Great PG&E Outage
It was 11:10pm on the night of October 9, 2019. Here along the Monterey Bay the weather was calm, cool, and a bit damp. The lights were on, the internet was working, the car was charging; everything was normal.
At 11:11pm things suddenly changed…
New Tesla Supercharger at IWL Scotts Valley
IWL has its offices at the Kings Village Center in Scotts Valley, California. This morning we noticed construction in the parking lot. A bit of inquiring revealed that Tesla is installing a new Supercharging station here in the Kings Village Center of Scotts Valley. Rumor is that it is one of the new Level 3 designs…
IWL Cautions Against Misleading 5G Claims Made by Purveyors of 5G Products
Prior to planning or funding 5G rollouts, technology implementers must rigorously question 5G claims and look for substantiated evidence. IWL issued a caution today that some of the claims made by investors in 5G technology are exaggerated or lead to overly-naïve conclusions …
Application Performance Testing Mistakes
Customers abandon apps that are not responsive, according to recent studies. Two key mistakes are testing only over the local area network and having no test methodology…
Testing My App in a 5G Network
5G is the latest technology for cellular mobile communications. Deployment is expected to take place sometime between late 2019 and mid 2020. The benefits of 5G will be available to new, 5G-enabled devices. However, developers who need to know what kinds of hurdles to expect for their applications may be disappointed …
Practical Guidelines for TCP Implementers
While many open source TCP/IP implementations are available via standard operating system distributions, some applications require changes and customization to TCP/IP. Hence, the requirement to track best practices and the current status of the protocol’s evolution. What has changed? A lot, really! …
TLS Finally on the Way Out
Info Security recently published an article about the Payment Card Industry's final push to force the adoption of TLS 1.1 or higher. This article provides a good summary of the evolution of SSL/TLS, the pitfalls of earlier versions, and advantages of the most recent standards …
KMAX Changes Its Passwords
The state of California has enacted a new law that affects the way that initial passwords are established on network attached devices TITLE 1.81.26. Security of Connected Devices. It is a sensible law that will improve the security of devices on the internet. As a consequence of these new requirements IWL is making a few changes to KMAX …
Open Source Does Not Equal Better Quality or Greater Security
Open source advocates have long proclaimed the intrinsic quality and security of open source code. They argue that because the code is open it is inspected by many eyes and tested by many hands. I dispute that argument. Code will become better through more inspection, and improved testing, no matter whether that code is "open", "free", or "proprietary" …
Test Results for libssh Bug on KMAX, Mini Maxwell, and Maxwell Pro
IWL Engineering has completed its investigation of the CVE-2018-10933 security flaw (libssh bug) and found that this bug is not present in our products. Based on testing conducted by IWL engineers, there is no indication that either Mini Maxwell or KMAX is subject to the libssh flaw. For the Maxwell Pro products, based on RedHat Fedora, RedHat has stated that its systems are not vulnerable; our testing is consistent with that …
New MQTT Test Suite
IWL today announced a new addition to its family of network test suites: the IWL MQTT Test Suite. Cloud platform providers using MQTT can enhance their solutions to help clients test their apps before launching. IoT implementers can test their apps and devices with a high quality, commercial test suite in their lab or in the cloud …