public void save()

in app/src/main/java/com/epam/securestorage/providers/cipher/CipherEncryptionProvider.java [283:309]


        public void save(@NonNull String key, @NonNull String value) {
            if (key == null || value == null || key.isEmpty() || value.isEmpty()) {
                if (callback != null) {
                    callback.onError(SAVE, new SecureStorageException("Key or Value can't be NULL"));
                }
                return;
            }

            key = generateKeyWithPrefix(key);

            try {
                cipher.init(Cipher.ENCRYPT_MODE, secretKey);
                putPref(I_VECTOR + key, Arrays.toString(cipher.getIV()));
                byte[] encryption = cipher.doFinal(value.getBytes(StandardCharsets.UTF_8));
                String encryptedBase64Encoded = Base64.encodeToString(encryption, Base64.DEFAULT);
                putPref(key, encryptedBase64Encoded);

                if (callback != null) {
                    callback.onComplete(SAVE);
                }
            } catch (InvalidKeyException | BadPaddingException | IllegalBlockSizeException e) {
                e.printStackTrace();
                if (callback != null) {
                    callback.onError(SAVE, e);
                }
            }
        }