[Beginner’s Guide] How to install and use Woori Bank Joint Certificate Mobile
1. Introduction to Woori Bank mobile joint certificate
1.1 Overview 우리은행 공동인증서 모바일
Woori Bank’s mobile joint certificate is a joint certificate that can be easily used with just a smartphone, even without a PC. It can be used for various financial transactions such as internet banking, National Tax Service home tax, and electronic civil service based on public certificates.
1.2 Advantages
Simple: Easy to install and use on a smartphone app without a PC connection 이베이스매뉴얼
Safety: Provides strong security by using joint certificate password and biometric authentication (fingerprint or face recognition) together.
Convenience: Can be used for various financial transactions
2. Install mobile joint certificate
2.1 What you need
Smartphone (Android 5.0 or higher, iOS 10.0 or higher)
Woori Bank app (latest version)
ID required for identity verification (resident registration card, driver’s license, passport, etc.)
2.2 Installation steps
Run Woori Bank app
Select the “Joint Certificate” menu from the top menu or left menu
Select the “Issue mobile joint certificate” button
Agree to Terms of Use
Proceed with identity verification process
Using a public certificate: Easily verify your identity
Using card/OTP: Enter the card password or OTP of your Woori Bank account
Staff confirmation: Visit the nearest Woori Bank branch for staff assistance
Take and submit ID photo
Financial Supervisory Service Certification
Mobile joint certificate installation completed
3. Mobile joint certificate settings
3.1 Joint certificate password setting
4-digit number setting
Set a secure, easy-to-remember password
3.2 Biometric authentication settings (optional)
Fingerprint or face authentication can be set
Safer and easier to use
4. Use mobile joint certificate
4.1 Available sites
Woori Bank Internet Banking
National Tax Service Hometax
Financial Supervisory Service Financial Consumer Information Portal Fine
Electronic civil service based on public certificate
Other joint certificate support sites
4.2 How to use
Accessing sites that require login or authentication
Select “Joint Certificate Login”
Run Woori Bank app
Select “Use joint certificate” in the app
Enter joint certificate password
Biometric authentication (fingerprint or face recognition)
Verification completed
5. Safe use of mobile joint certificate
Be careful not to disclose your joint certificate password to anyone else.
If your smartphone is lost or stolen, immediately contact Woori Bank’s customer service center to restrict use.
Mobile joint certificate provides the same level of security as PC joint certificate
6. Inquiry regarding mobile joint certificate
Woori Bank Customer Center:
Woori Bank website:
7. Additional information
Mobile joint certificates are simpler and safer to use than PC joint certificates.
Mobile joint certificates can be used for various financial transactions.
If you have difficulty using the mobile joint certificate, please contact Woori Bank Customer Center.
8. Conclusion
Woori Eun can be used safely and easily without a PC.