1
vote
3answers
140 views

Email activation string with MD5'd random number and email secure?

For the registration on my PHP powered website, I require email confirmation. After a user registers, a string is generated with the following code and sent to their email address. $key = ...
2
votes
1answer
175 views

Securely notify users about account changes

I am developing a web application (using PHP) and I am wondering what the best way is to notify users that someone updated their account information? The information that can be updated includes: ...