+ /**
+ * Locates the identity specified by the given short name. If more than one
+ * identity matches the given pattern, the one with the highest trust is
+ * used. When calculating the trust, local and remote trust are treated
+ * equally, i.e. the higher value of either one is used.
+ *
+ * @param shortName
+ * The short name to locate an identity for
+ * @return The located identity, or {@code null} if no identity can be
+ * found, or if no own identity is found to use for locating an
+ * identity
+ */