The idea behind the acquisition is that Juniper can use the technology to detect attacks before the attack is in progress. The Mykonos product uses predictive analysis and deception-based software that is able to catch an attack in progress, profile the attack, learn the behavior, and then using that behavior to thwart future attacks.
Citing data from a Verizon report, Juniper says web applications are among the largest unprotected attack surfaces and the frequency of attack is increasing.
Read more about this acquisition on Network World