Setting a New Standard in Web Fraud Detection & Prevention

What is nProtect Online Security?

nProtect Online Security(NOS) is an endpoint security that creates a safe transaction environment on your computer during online banking sessions. NOS protects your account information from sophisticated financial malwares, phishing sites, pharming and man-in-the-middle attacks with its multi-layered security features.

How to Install nProtect Online Security
Download NOS setup file by clicking on the download button above. This will only take a few seconds and is required for the first time only. Execute the downloaded setup file and follow the setup process. When installation is complete, NOS agent icon will appear at the tray icon area.

How to Uninstall nProtect Online Security
1. Click ‘Start’
2. Go to ‘Control Panel’
3. Select ‘Uninstall a program’
4. Select ‘nProtect Online Security Uninstall’ and click uninstall
How nProtect Online Security Works
NOS is very light and runs silently in the background of your computer and does not affect your computer usage. NOS is activated only when you visit your bank website.
When you visit the bank website, NOS icon will change color from orange to green.

By right clicking or double clicking on the NOS icon, you can view the configuration menu.
nProtect Online Security Features
  • Malware Monitoring detects and removes malwares. All updates are done on the cloud server and user does not need to download malware patterns.
  • Keystroke Protection protects against key-loggers that steal keyboard inputs such as ID and password.
  • Network Protection blocks unauthorized programs and code injected processes from accessing the network.
  • Anti-Phishing checks and warns the user when they enter a suspicious website.
  • DNS Monitoring checks and warns the user when URL and IP does not match or when Hosts file has been tampered.
  • Anti-Screen Capture blocks all screen capturing and recording tools during online banking session.
Phishing Protection

When visiting a suspicious website, NOS will pop-up a warning message on your browser.
*If a website is suspicious, please report website to
Compatibility with other Security Software
NOS has been tested and found compatible with global security softwares. However, some security softwares might require certain actions when installing or using NOS. For more information, please click here

There are known conflict issues with the following security software:
  • Trusteer Rapport - Character Replacement
  • We're working with the vendor(s) to resolve the issues. Until then you can either stop NOS or stop the conflicting tool. For more information, please click on the conflicting product name.
    System Support
    Operating System Windows XP(SP3), Vista, 7, 8.0
    Browser Internet Explorer 8, 9, 10
    Internet Explorer 11 on Windows 7 and 8.0
    Chrome 29, 30, 31
    Firefox 24, 25, 26
    Hardware CPU : Intel Pentium IV 1.0 Ghz or higher
    Memory : 512MB or higher
    Customer Support
    nProtect provides customer support service via telephone, email, and LiveChat.

    Toll-Free : 1-855-466-7768 (1-855-GO-NPROT)
    Office : 1-408-477-1742
    E-mail :
    FAQ : Click Here
    NOS Manual : Click Here


    nProtect is not an affiliate of Woori America Bank. Woori America Bank does not control or guarantee the terms and conditions under which the nProtect Online Security Product is offered or provided by nProtect and does not make any representation or warranties concerning these terms and conditions, or nProtect Online Security. nProtect is solely responsible for customer service support and maintenance of the nProtect Online Security product.
    Global Partners :
    Prestigious Awards Received :