Epson WF-C5890 Series

3. Select in the following order.
Network Security tab > CA Certicate
4. Click Delete next to the CA Certicate that you want to delete.
5.
Conrm that you want to delete the certicate in the message displayed.
6. Click Reboot Network, and then check that the deleted CA Certicate is not listed on the updated screen.
Related Information
& “Default Value of the Administrator Password” on page 19
SSL/TLS Communication with the Printer
When the server certicate is set using SSL/TLS (Secure Sockets Layer/Transport Layer Security) communication
to the printer, you can encrypt the communication path between computers. Do this if you want to prevent remote
and unauthorized access.
Conguring Basic SSL/TLS Settings
If the printer supports the HTTPS server feature, you can use an SSL/TLS communication to encrypt
communications. You can congure and manage the printer using Web Cong while ensuring security.
Congure
encryption strength and redirect feature.
1. Enter the printer's IP address into a browser to access Web Cong.
Enter the printer's IP address from a computer that is connected to the same network as the printer.
You can check the IP address of the printer from the following menu.
Settings > General Settings > Network Settings > Network Status > Wired LAN/Wi-Fi Status
2. Enter the administrator password to log in as an administrator.
3. Select in the following order.
Network Security tab > SSL/TLS > Basic
4. Select a value for each item.
❏ Encryption Strength
Select the level of encryption strength.
❏ Redirect HTTP to HTTPS
Select enable or disable. e default value is "Enable".
❏ TLS 1.0
Select enable or disable. e default value is "Disable".
❏ TLS.1.1
Select enable or disable. e default value is "Disable".
❏ TLS.1.2
Select enable or disable. e default value is "Enable".
Administrator Information > Network Security Settings > SSL/TLS Communication with the Printer
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