In this Hasty Treat, Scott and Wes talk about front end security and what to do in order to avoid hacking.

If you want to know what's happening with your errors, track them with Sentry. Sentry is open-source error tracking that helps developers monitor and fix crashes in real time. Cut your time on error resolution from five hours to five minutes. It works with any language and integrates with dozens of other services. Syntax listeners can get two months for free by visiting Sentry and using the coupon code "tastytreat".

Show Notes

2:53 - SSL

Encrypted transfer of information
Digitally binds a cryptographic key to an organization's details
Web-cam, geolocation, etc.

6:15 - innerHTML

React's dangerouslySetInnerHTML
- Name intentionally chosen to be frightening
- Allows you to write HTML to the DOM
- Data should be sanitized before used in prop
  - Removes unexpected data from string
  - Used to prevent cross site scripting attacks

10:25 - Don't trust the client

The client can be manipulated to send any info to your server
E-commerce example — don't take the price total from the front end to make the charge, DB call and calculate on the server
Validate form inputs via HTML 5 field validation/check data types on the server
- Don't allow your users to send an object when it should just be a string
- Get this for free with GraphQL via types

13:41 - PCI Compliance

Protect card holder data
- SSL or Secure iFrame
Encrypt transmission of card data
Restrict access to card holder data
Restrict physical access
- Front of front-end

16:44 - Tips

Don't put a name on sensitive fields if you are using JS
HTTP only cookies
Local Storage tokens
XSS

Tweet us your tasty treats!

Scott's Instagram
LevelUpTutorials Instagram
Wes' Instagram
Wes' Twitter
Wes' Facebook
Scott's Twitter
Make sure to include @SyntaxFM in your tweets

Sentry - Sponsor

Show Notes

Links

Tweet us your tasty treats!