- * order, an optional 8-byte pre-whitening key, a single-DES key
- * (either 7 or 8 bytes), and an optional 8-byte port-whitening
- * key. If no whitening keys are specified, the algorithm
- * becomes the same as single-DES.
+ * order, a single-DES key (either 7 or 8 bytes), an optional
+ * 8-byte pre-whitening key, and an optional 8-byte
+ * post-whitening key. If no whitening keys are specified, the
+ * algorithm becomes the same as single-DES.