diff --git a/src/tls/pkcs1.c b/src/tls/pkcs1.c
index 141ac50..654c01b 100644
--- a/src/tls/pkcs1.c
+++ b/src/tls/pkcs1.c
@@ -157,6 +157,7 @@
 	    plain[0] != 0x00 || plain[1] != 0x01) {
 		wpa_printf(MSG_INFO, "LibTomCrypt: Invalid signature EB "
 			   "structure");
+		wpa_hexdump_key(MSG_DEBUG, "Signature EB", plain, len);
 		return -1;
 	}
 
@@ -165,6 +166,7 @@
 	if (plain[2] != 0xff) {
 		wpa_printf(MSG_INFO, "LibTomCrypt: Invalid signature "
 			   "PS (BT=01)");
+		wpa_hexdump_key(MSG_DEBUG, "Signature EB", plain, len);
 		return -1;
 	}
 	while (pos < plain + len && *pos == 0xff)
@@ -174,12 +176,14 @@
 		/* PKCS #1 v1.5, 8.1: At least eight octets long PS */
 		wpa_printf(MSG_INFO, "LibTomCrypt: Too short signature "
 			   "padding");
+		wpa_hexdump_key(MSG_DEBUG, "Signature EB", plain, len);
 		return -1;
 	}
 
 	if (pos + 16 /* min hash len */ >= plain + len || *pos != 0x00) {
 		wpa_printf(MSG_INFO, "LibTomCrypt: Invalid signature EB "
 			   "structure (2)");
+		wpa_hexdump_key(MSG_DEBUG, "Signature EB", plain, len);
 		return -1;
 	}
 	pos++;
diff --git a/src/tls/x509v3.c b/src/tls/x509v3.c
index 5c8ac56..d2e685c 100644
--- a/src/tls/x509v3.c
+++ b/src/tls/x509v3.c
@@ -264,7 +264,8 @@
 		return -1;
 	pos = hdr.payload;
 	if (*pos) {
-		wpa_printf(MSG_DEBUG, "X509: BITSTRING - %d unused bits",
+		wpa_printf(MSG_DEBUG,
+			   "X509: BITSTRING (subjectPublicKey) - %d unused bits",
 			   *pos);
 		/*
 		 * TODO: should this be rejected? X.509 certificates are
@@ -1851,7 +1852,8 @@
 	}
 	pos = hdr.payload;
 	if (*pos) {
-		wpa_printf(MSG_DEBUG, "X509: BITSTRING - %d unused bits",
+		wpa_printf(MSG_DEBUG,
+			   "X509: BITSTRING (signatureValue) - %d unused bits",
 			   *pos);
 		/* PKCS #1 v1.5 10.2.1:
 		 * It is an error if the length in bits of the signature S is