diff --git a/library/ssl_tls13_client.c b/library/ssl_tls13_client.c
index 56cd060..febf441 100644
--- a/library/ssl_tls13_client.c
+++ b/library/ssl_tls13_client.c
@@ -1695,16 +1695,19 @@
         /* Only the pre_shared_key extension was received */
         case MBEDTLS_SSL_EXT_PRE_SHARED_KEY:
             handshake->key_exchange_mode = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK;
+            MBEDTLS_SSL_DEBUG_MSG( 2, ( "key exchange mode: psk" ) );
             break;
 
         /* Only the key_share extension was received */
         case MBEDTLS_SSL_EXT_KEY_SHARE:
             handshake->key_exchange_mode = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_EPHEMERAL;
+            MBEDTLS_SSL_DEBUG_MSG( 2, ( "key exchange mode: ephemeral" ) );
             break;
 
         /* Both the pre_shared_key and key_share extensions were received */
         case ( MBEDTLS_SSL_EXT_PRE_SHARED_KEY | MBEDTLS_SSL_EXT_KEY_SHARE ):
             handshake->key_exchange_mode = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_EPHEMERAL;
+            MBEDTLS_SSL_DEBUG_MSG( 2, ( "key exchange mode: psk_ephemeral" ) );
             break;
 
         /* Neither pre_shared_key nor key_share extension was received */
diff --git a/tests/ssl-opt.sh b/tests/ssl-opt.sh
index c4628b0..0e5a5da 100755
--- a/tests/ssl-opt.sh
+++ b/tests/ssl-opt.sh
@@ -11987,48 +11987,55 @@
 requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
 requires_config_enabled MBEDTLS_SSL_SRV_C
 requires_config_enabled MBEDTLS_SSL_CLI_C
-run_test    "TLS 1.3, default suite, PSK" \
-            "$P_SRV nbio=2 debug_level=5 force_version=tls13 psk=010203 psk_identity=0a0b0c tls13_kex_modes=psk" \
-            "$P_CLI nbio=2 debug_level=5 force_version=tls13 psk=010203 psk_identity=0a0b0c tls13_kex_modes=psk" \
-            1 \
+run_test    "TLS 1.3: PSK: default suite. m->m" \
+            "$P_SRV debug_level=5 force_version=tls13 psk=6162636465666768696a6b6c6d6e6f70 psk_identity=Client_identity tls13_kex_modes=psk_all" \
+            "$P_CLI debug_level=5 force_version=tls13 psk=6162636465666768696a6b6c6d6e6f70 psk_identity=Client_identity tls13_kex_modes=psk_all" \
+            0 \
             -c "=> write client hello" \
             -c "client hello, adding pre_shared_key extension, omitting PSK binder list" \
             -c "client hello, adding psk_key_exchange_modes extension" \
             -c "client hello, adding PSK binder list" \
-            -c "<= write client hello"
+            -c "<= write client hello" \
+            -s "found psk key exchange modes extension" \
+            -s "found pre_shared_key extension" \
+            -s "Found PSK_EPHEMERAL KEX MODE" \
+            -s "Found PSK KEX MODE" \
+            -s "Pre shared key found"
 
 requires_openssl_tls1_3
 requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
 requires_config_enabled MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE
 requires_config_enabled MBEDTLS_DEBUG_C
 requires_config_enabled MBEDTLS_SSL_CLI_C
-run_test    "TLS 1.3, default suite, PSK - openssl" \
-            "$O_NEXT_SRV -msg -debug -tls1_3 -psk_identity 0a0b0c -psk 010203 -allow_no_dhe_kex -nocert" \
-            "$P_CLI debug_level=4 psk=010203 psk_identity=0a0b0c tls13_kex_modes=psk" \
-            1 \
+run_test    "TLS 1.3: PSK: default suite. m->O" \
+            "$O_NEXT_SRV -msg -debug -tls1_3 -psk_identity Client_identity -psk 6162636465666768696a6b6c6d6e6f70 -allow_no_dhe_kex -nocert" \
+            "$P_CLI debug_level=4 psk=6162636465666768696a6b6c6d6e6f70 psk_identity=Client_identity tls13_kex_modes=psk_all force_version=tls13" \
+            0 \
             -c "=> write client hello" \
             -c "client hello, adding pre_shared_key extension, omitting PSK binder list" \
             -c "client hello, adding psk_key_exchange_modes extension" \
             -c "client hello, adding PSK binder list" \
             -c "<= write client hello"
 
-requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
 requires_gnutls_tls1_3
 requires_gnutls_next_no_ticket
+requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
 requires_config_enabled MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE
 requires_config_enabled MBEDTLS_DEBUG_C
 requires_config_enabled MBEDTLS_SSL_CLI_C
-run_test    "TLS 1.3, default suite, PSK - gnutls" \
-            "$G_NEXT_SRV -d 4 --priority=NORMAL:-VERS-ALL:+VERS-TLS1.3:+PSK:+CIPHER-ALL:%NO_TICKETS --pskhint=0a0b0c" \
-            "$P_CLI debug_level=4 psk=010203 psk_identity=0a0b0c tls13_kex_modes=psk" \
-            1 \
+run_test    "TLS 1.3: PSK: default suite. m->G" \
+            "$G_NEXT_SRV -d 4 --priority=NORMAL:-VERS-ALL:+VERS-TLS1.3:+PSK:+CIPHER-ALL --pskpasswd data_files/passwd.psk" \
+            "$P_CLI debug_level=4 psk=6162636465666768696a6b6c6d6e6f70 psk_identity=Client_identity tls13_kex_modes=all force_version=tls13" \
+            0 \
             -c "=> write client hello" \
             -c "client hello, adding pre_shared_key extension, omitting PSK binder list" \
             -c "client hello, adding psk_key_exchange_modes extension" \
             -c "client hello, adding PSK binder list" \
+            -c "<= write client hello" \
             -s "Parsing extension 'PSK Key Exchange Modes/45'" \
             -s "Parsing extension 'Pre Shared Key/41'" \
-            -c "<= write client hello"
+            -s "PSK authentication. Connected as 'Client_identity'"
+
 
 for i in opt-testcases/*.sh
 do
@@ -12650,13 +12657,13 @@
 requires_config_enabled MBEDTLS_SSL_CLI_C
 requires_config_enabled MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE
 run_test    "TLS 1.3: NewSessionTicket: Basic check, m->O" \
-            "$O_NEXT_SRV -msg -tls1_3 -no_resume_ephemeral -no_cache " \
-            "$P_CLI debug_level=4 reco_mode=1 reconnect=1" \
+            "$O_NEXT_SRV -msg -tls1_3 -no_resume_ephemeral -no_cache --num_tickets 4" \
+            "$P_CLI debug_level=1 reco_mode=1 reconnect=1" \
             0 \
             -c "Protocol is TLSv1.3" \
-            -c "MBEDTLS_SSL_NEW_SESSION_TICKET" \
             -c "got new session ticket." \
             -c "Saving session for reuse... ok" \
+            -c "Reconnecting with saved session" \
             -c "HTTP/1.0 200 ok"
 
 requires_gnutls_tls1_3
@@ -12665,27 +12672,15 @@
 requires_config_enabled MBEDTLS_DEBUG_C
 requires_config_enabled MBEDTLS_SSL_CLI_C
 run_test    "TLS 1.3: NewSessionTicket: Basic check, m->G" \
-            "$G_NEXT_SRV --priority=NORMAL:-VERS-ALL:+VERS-TLS1.3:+CIPHER-ALL:+PSK --disable-client-cert" \
-            "$P_CLI debug_level=4 reco_mode=1 reconnect=1" \
+            "$G_NEXT_SRV -d 10 --priority=NORMAL:-VERS-ALL:+VERS-TLS1.3:+CIPHER-ALL:+PSK --disable-client-cert" \
+            "$P_CLI debug_level=1 reco_mode=1 reconnect=1" \
             0 \
             -c "Protocol is TLSv1.3" \
-            -c "MBEDTLS_SSL_NEW_SESSION_TICKET" \
             -c "got new session ticket." \
             -c "Saving session for reuse... ok" \
-            -c "HTTP/1.0 200 OK"
-
-requires_openssl_tls1_3
-requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
-requires_config_enabled MBEDTLS_SSL_SESSION_TICKETS
-requires_config_enabled MBEDTLS_SSL_SRV_C
-requires_config_enabled MBEDTLS_DEBUG_C
-run_test    "TLS 1.3: NewSessionTicket: Basic check, O->m" \
-            "$P_SRV debug_level=4 crt_file=data_files/server5.crt key_file=data_files/server5.key force_version=tls13 tickets=1" \
-            "$O_NEXT_CLI -msg -debug -tls1_3 -no_middlebox" \
-            0 \
-            -s "=> write NewSessionTicket msg" \
-            -s "server state: MBEDTLS_SSL_NEW_SESSION_TICKET" \
-            -s "server state: MBEDTLS_SSL_NEW_SESSION_TICKET_FLUSH"
+            -c "Reconnecting with saved session" \
+            -c "HTTP/1.0 200 OK" \
+            -s "This is a resumed session"
 
 requires_gnutls_tls1_3
 requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
@@ -12694,12 +12689,16 @@
 requires_config_enabled MBEDTLS_DEBUG_C
 run_test    "TLS 1.3: NewSessionTicket: Basic check, G->m" \
             "$P_SRV debug_level=4 crt_file=data_files/server5.crt key_file=data_files/server5.key force_version=tls13 tickets=1" \
-            "$G_NEXT_CLI localhost -d 4 --priority=NORMAL:-VERS-ALL:+VERS-TLS1.3:%DISABLE_TLS13_COMPAT_MODE -V" \
+            "$G_NEXT_CLI localhost -d 4 --priority=NORMAL:-VERS-ALL:+VERS-TLS1.3:%DISABLE_TLS13_COMPAT_MODE -V -r" \
             0 \
+            -c "Connecting again- trying to resume previous session" \
+            -c "NEW SESSION TICKET (4) was received" \
             -s "=> write NewSessionTicket msg" \
             -s "server state: MBEDTLS_SSL_NEW_SESSION_TICKET" \
             -s "server state: MBEDTLS_SSL_NEW_SESSION_TICKET_FLUSH" \
-            -c "NEW SESSION TICKET (4) was received"
+            -s "key exchange mode: ephemeral" \
+            -s "key exchange mode: psk_ephemeral" \
+            -s "found pre_shared_key extension"
 
 requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
 requires_config_enabled MBEDTLS_SSL_SESSION_TICKETS
@@ -12711,13 +12710,17 @@
             "$P_CLI debug_level=4 reco_mode=1 reconnect=1" \
             0 \
             -c "Protocol is TLSv1.3" \
-            -c "MBEDTLS_SSL_NEW_SESSION_TICKET" \
             -c "got new session ticket." \
             -c "Saving session for reuse... ok" \
+            -c "Reconnecting with saved session" \
             -c "HTTP/1.0 200 OK"    \
             -s "=> write NewSessionTicket msg" \
             -s "server state: MBEDTLS_SSL_NEW_SESSION_TICKET" \
-            -s "server state: MBEDTLS_SSL_NEW_SESSION_TICKET_FLUSH"
+            -s "server state: MBEDTLS_SSL_NEW_SESSION_TICKET_FLUSH" \
+            -s "key exchange mode: ephemeral" \
+            -s "key exchange mode: psk_ephemeral" \
+            -s "found pre_shared_key extension"
+
 
 requires_openssl_tls1_3
 requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_2