ArcSight ESM DashboardIn their business unit ESP (Enterprise Security Products) Hewlett Packard offers several security tools in three different areas: Application Security (Fortify), Information Security (ArcSight) and Network and Cloud Security (Tipping Point). While Fortify is targeted at software security, ArcSight can be considered a SIEM (Security Information and Event Management) system. TippingPoint is a defense system against cyber attacks and threats.
According to Gardner ArcSight can be considered as one of the leaders in the field of SIEMs. There are different ArcSight SIEM solutions available depending, if you are  interested in recording and analyzing log information or if you are focussing on real-time security events. The choice for one of the solutions is also dependent on the size of your network.

Though ArcSight is one of the most popular products on the market on the market it has its shortcomings:

“ArcSight Enterprise Security Manager is complex in terms of deployment and performance management.”