Certificates - Honeywell Dolphin CT50 User Manual

Certificates

You can use digital certificates to identify the computer for network access or
authentication to servers. To use a certificate to identify your device, you must
install it in the trusted credential storage on the computer.
Android supports DER-encoded X.509 certificates saved in files with a .crt or .cer
file extension. To install a valid certificate with a .der or it. Android also supports
X.509 certificates saved in PKCS#12 key store files with a .p12 or .pfx entension. To
install a valid key store file with another extension, you must change the extension
to .p12 or .pfx to install it. When you install a certificate from a PKCS#12 key store,
Android also installs any accompanying private key or certificate authority certifi-
cates.
Load a Certificate
To use a certificate, you must install it in the trusted credential storage on the com-
puter.
Note: Apps such as Email and Browser that support certificates allow you to install
certificates directly from within the App. For more information, see the Help that
comes with the App.
1. Copy the certificate or key store from your PC to a microSD card.
2. Install the microSD card in the computer and turn the computer on.
3. Start the Settings App and tap Security > Install from SD card.
4. Tap the name of the certificate or key store to install it. If prompted, enter the
5. Enter a name for the certificate and tap OK.
Disable or Remove Certificates
If a certificate is compromised, or your organization chooses not to trust it, you can
disable or remove it.
1. Start the Settings App and tap Security > Trusted credentials. The trusted cre-
2. Tap the name of the certificate to disable or remove. The certificate details
3. Scroll to the bottom of the details screen and tap Disable (for System
4. If necessary, you can enable a disabled System certificate from this location. If
Dolphin CT50 powered by Android 6.0 User Guide
key store password and tap OK.
dentials screen has two tabs:
• System shows CA certificates that are installed in the ROM.
• User shows CA certificates you have installed yourself.
screen appears.
certificates) or Remove (for User certificates).
you remove a User certificate, you must install it again to enable it.
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