If you run an interactive website or application, JavaScript security is a top priority. There’s a huge array of things that can go wrong, from programmatic errors and insecure user inputs to malicious attacks. While JavaScript error monitoring can help you catch many of these issues, understanding common JavaScript security risks and following best practices is just as important.

Real User Monitoring (RUM) has been providing valuable insights into real user experiences for many years. It’s not every day that we see a new player enter the market, but last week we did, and a very powerful player at that – Amazon. Real User Monitoring for Amazon CloudWatch was announced at AWS re:Invent 2021, adding to their existing suite of over 200 products and services. As you can imagine, our ears perked up at this announcement and we’re eager to take a look.

Real User Monitoring (RUM) provides visibility into the performance experience of live users interacting with your web, mobile, or single-page apps. RUM tools emerged to bridge the gap between application performance metrics and the impact on real people. These days, user experience is increasingly factored into the development process, but that still doesn’t stop slowdowns.