Obtain a certificate reference and store it in a password-protected data vault to use for X.509 certificate authentication.
Importing a certificate from a system store is not supported on Android. You can only import a certificate binary large object (BLOB), which is a digitally signed copy of the public X.509 certificate, from a file directory.
// Obtain a reference to the certificate store CertificateStore certStore = CertificateStore.getDefault(); // Import a certificate from a file on SDCard String certFile = "/mnt/sdcard/mycert.p12"; String password = "my p12 password"; LoginCertificate cert = certStore.getSignedCertificateFromFile(certFile, password); // Lookup or create data vault String vaultPassword = ...; // ask user or from O/S protected storage String vaultName = "..."; // for example, "SAP.CRM.CertificateVault" String vaultSalt = "..."; // for example, a hard-coded random GUID DataVault vault; try { vault = DataVault.getVault(vaultName); vault.unlock(vaultPassword, vaultSalt); } catch (DataVaultException ex) { vault = DataVault.createVault(vaultName, vaultPassword, vaultSalt); } // Save certificate into data vault cert.save("myCert", vault);