private Dictionary <string, string> GetRSAKeyPair() { Dictionary <string, string> keyPair = null; if (cache.Get("RSAKEYPAIR") == null) { keyPair = EncryptionProvider.CreateRsaKeyPair(); cache.Set("RSAKEYPAIR", keyPair, new DateTimeOffset(DateTime.Now.AddMinutes(10))); } else { keyPair = cache.Get("RSAKEYPAIR") as Dictionary <string, string>; } return(keyPair); }