I'm not sure about 5.3.4 final, but it is written that some 5.3.4-snapshot versions also were affected.
Tracking the IP address of an email sender does require looking at some technical details, so be ready to dig your heels in!
Anything that does is going straight to the junk folder or will be deleted on arrival.
For some reason, the Samsung Galaxy series of phones append that pesky space at the end of the email address, and the regex space check doesn't like it. \.)*(aero|arpa|asia|biz|cat|com|coop|edu|gov|info|int|jobs|mil|mobi|museum|name|net|org|pro|tel|travel|[a-z][a-z])$^[-a-z0-9! If the fraudulent emails are successful, recipients can become victims of identity theft or may find their credit card maxed out or their bank account emptied.Establish a risk-based and comprehensive master test strategy which matches the business need.I coded all the contact forms on the site from scratch.