diff --git a/include/osmocom/gsm/gsm0808_utils.h b/include/osmocom/gsm/gsm0808_utils.h
index 48e737d..5bd27c7 100644
--- a/include/osmocom/gsm/gsm0808_utils.h
+++ b/include/osmocom/gsm/gsm0808_utils.h
@@ -55,3 +55,11 @@
 /* Decode Channel Type element */
 int gsm0808_dec_channel_type(struct gsm0808_channel_type *ct,
 			     const uint8_t *elem, uint8_t len);
+
+/* Encode Encryption Information element */
+uint8_t gsm0808_enc_encrypt_info(struct msgb *msg,
+				 const struct gsm0808_encrypt_info *ei);
+
+/* Decode Encryption Information element */
+int gsm0808_dec_encrypt_info(struct gsm0808_encrypt_info *ei,
+			     const uint8_t *elem, uint8_t len);
diff --git a/include/osmocom/gsm/protocol/gsm_08_08.h b/include/osmocom/gsm/protocol/gsm_08_08.h
index e2355f6..3939aed 100644
--- a/include/osmocom/gsm/protocol/gsm_08_08.h
+++ b/include/osmocom/gsm/protocol/gsm_08_08.h
@@ -447,3 +447,13 @@
 	uint8_t perm_spch[CH_TYPE_PERM_SPCH_MAXLEN];
 	unsigned int perm_spch_len;
 };
+
+/* 3GPP TS 48.008 3.2.2.10 Encryption Information */
+#define ENCRY_INFO_KEY_MAXLEN 252
+#define ENCRY_INFO_PERM_ALGO_MAXLEN 8
+struct gsm0808_encrypt_info {
+	uint8_t perm_algo[ENCRY_INFO_PERM_ALGO_MAXLEN];
+	unsigned int perm_algo_len;
+	uint8_t key[ENCRY_INFO_KEY_MAXLEN];
+	unsigned int key_len;
+};