The process oacat.exe is determined to be a part of Online Armor Component which is created by Emsi Software. The software Online Armor Component is a sharewall and firewall suite that offers premium protection against malicious software like hackers, malware, phishing scams and identity theft programs. This is packaged as the ultimate tool to protect privacy and security. The remarkable feature of Online Armor Component is that it can also remain unobtrusive. This is because Online Armor Component can provide real time protection at the actual time that the user is on the internet. It checks on each site and will automatically notify the user if there is imminent danger in any of the sites they will visit. It is a good premium firewall to supplement the built-in Windows firewall.

Most non-system processes that are running can be stopped because they are not involved in running your operating system. oacat.exe. is used by Online Armor Component by Emsi Software, If you shut down oacat.exe, it will likely start again at a later time either after you restart your computer or after an application start. To stop oacat.exe, permanently you need to uninstall the application that runs this process which in this case is Online Armor Component by Emsi Software, from your system.

After uninstalling applications it is a good idea to scan you Windows registry for any left over traces of applications. Registry Reviver by ReviverSoft is a great tool for doing this.

The ReviverSoft experts have not yet reviewed oacat.exe

A process usually a part of an installed application such as Online Armor Component by Emsi Software, or your operating system that is responsible for running in functions of that application. Some application require that they have processes running all the time so they can do things such as check for updates or notify you when you get an instant message. Some poorly written applications have many processes that run that may not be required and take up valuable processing power within your computer.

We have not received any complaint about this process having higher than normal impact on PC performance. If you have had bad experiences with it please let us know in a comment below and we will investigate it further.

The first thing you should do if oacat.exe. is causing errors on your computer is to run a Windows registry scan with Registry Reviver If you are still seeing errors after this you should uninstall the program that oacat.exe, belongs to, in this case Online Armor Component by Emsi Software