diff --git a/include/mbedtls/check_config.h b/include/mbedtls/check_config.h
index 7cb6967..389ae2a 100644
--- a/include/mbedtls/check_config.h
+++ b/include/mbedtls/check_config.h
@@ -621,16 +621,6 @@
 #error "MBEDTLS_SHA256_C defined without MBEDTLS_SHA224_C"
 #endif
 
-#if defined(MBEDTLS_SSL_PROTO_TLS1) && ( !defined(MBEDTLS_MD5_C) ||     \
-    !defined(MBEDTLS_SHA1_C) )
-#error "MBEDTLS_SSL_PROTO_TLS1 defined, but not all prerequisites"
-#endif
-
-#if defined(MBEDTLS_SSL_PROTO_TLS1_1) && ( !defined(MBEDTLS_MD5_C) ||     \
-    !defined(MBEDTLS_SHA1_C) )
-#error "MBEDTLS_SSL_PROTO_TLS1_1 defined, but not all prerequisites"
-#endif
-
 #if defined(MBEDTLS_SSL_PROTO_TLS1_2) && ( !defined(MBEDTLS_SHA1_C) &&     \
     !defined(MBEDTLS_SHA256_C) && !defined(MBEDTLS_SHA512_C) )
 #error "MBEDTLS_SSL_PROTO_TLS1_2 defined, but not all prerequisites"
@@ -641,8 +631,7 @@
 #error "MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL defined, but not all prerequisites"
 #endif
 
-#if (defined(MBEDTLS_SSL_PROTO_TLS1) || defined(MBEDTLS_SSL_PROTO_TLS1_1) ||\
-     defined(MBEDTLS_SSL_PROTO_TLS1_2)) &&                                  \
+#if defined(MBEDTLS_SSL_PROTO_TLS1_2) &&                                    \
     !(defined(MBEDTLS_KEY_EXCHANGE_RSA_ENABLED) ||                          \
       defined(MBEDTLS_KEY_EXCHANGE_DHE_RSA_ENABLED) ||                      \
       defined(MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED) ||                    \
@@ -659,7 +648,6 @@
 #endif
 
 #if defined(MBEDTLS_SSL_PROTO_DTLS)     && \
-    !defined(MBEDTLS_SSL_PROTO_TLS1_1)  && \
     !defined(MBEDTLS_SSL_PROTO_TLS1_2)
 #error "MBEDTLS_SSL_PROTO_DTLS defined, but not all prerequisites"
 #endif
@@ -677,16 +665,10 @@
 #error "MBEDTLS_SSL_SRV_C defined, but not all prerequisites"
 #endif
 
-#if defined(MBEDTLS_SSL_TLS_C) && (!defined(MBEDTLS_SSL_PROTO_TLS1) && \
-    !defined(MBEDTLS_SSL_PROTO_TLS1_1) && !defined(MBEDTLS_SSL_PROTO_TLS1_2))
+#if defined(MBEDTLS_SSL_TLS_C) && !defined(MBEDTLS_SSL_PROTO_TLS1_2)
 #error "MBEDTLS_SSL_TLS_C defined, but no protocols are active"
 #endif
 
-#if defined(MBEDTLS_SSL_TLS_C) && (defined(MBEDTLS_SSL_PROTO_TLS1) && \
-    defined(MBEDTLS_SSL_PROTO_TLS1_2) && !defined(MBEDTLS_SSL_PROTO_TLS1_1))
-#error "Illegal protocol selection"
-#endif
-
 #if defined(MBEDTLS_SSL_DTLS_HELLO_VERIFY) && !defined(MBEDTLS_SSL_PROTO_DTLS)
 #error "MBEDTLS_SSL_DTLS_HELLO_VERIFY  defined, but not all prerequisites"
 #endif
@@ -724,15 +706,11 @@
 #endif
 
 #if defined(MBEDTLS_SSL_ENCRYPT_THEN_MAC) &&   \
-    !defined(MBEDTLS_SSL_PROTO_TLS1)   &&      \
-    !defined(MBEDTLS_SSL_PROTO_TLS1_1) &&      \
     !defined(MBEDTLS_SSL_PROTO_TLS1_2)
 #error "MBEDTLS_SSL_ENCRYPT_THEN_MAC defined, but not all prerequsites"
 #endif
 
 #if defined(MBEDTLS_SSL_EXTENDED_MASTER_SECRET) && \
-    !defined(MBEDTLS_SSL_PROTO_TLS1)   &&          \
-    !defined(MBEDTLS_SSL_PROTO_TLS1_1) &&          \
     !defined(MBEDTLS_SSL_PROTO_TLS1_2)
 #error "MBEDTLS_SSL_EXTENDED_MASTER_SECRET defined, but not all prerequsites"
 #endif
@@ -741,10 +719,6 @@
 #error "MBEDTLS_SSL_TICKET_C defined, but not all prerequisites"
 #endif
 
-#if defined(MBEDTLS_SSL_CBC_RECORD_SPLITTING) && !defined(MBEDTLS_SSL_PROTO_TLS1)
-#error "MBEDTLS_SSL_CBC_RECORD_SPLITTING defined, but not all prerequisites"
-#endif
-
 #if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION) && \
         !defined(MBEDTLS_X509_CRT_PARSE_C)
 #error "MBEDTLS_SSL_SERVER_NAME_INDICATION defined, but not all prerequisites"
@@ -859,6 +833,13 @@
 #error "MBEDTLS_ZLIB_SUPPORT was removed in Mbed TLS 3.0. See https://github.com/ARMmbed/mbedtls/issues/4031"
 #endif
 
+#if defined(MBEDTLS_SSL_PROTO_TLS1) //no-check-names
+#error "MBEDTLS_SSL_PROTO_TLS1 (TLS v1.0 support) was removed in Mbed TLS 3.0. See https://github.com/ARMmbed/mbedtls/issues/4286"
+#endif
+
+#if defined(MBEDTLS_SSL_PROTO_TLS1_1) //no-check-names
+#error "MBEDTLS_SSL_PROTO_TLS1_1 (TLS v1.1 support) was removed in Mbed TLS 3.0. See https://github.com/ARMmbed/mbedtls/issues/4286"
+#endif
 
 /*
  * Avoid warning from -pedantic. This is a convenient place for this
diff --git a/include/mbedtls/config.h b/include/mbedtls/config.h
index 2c6ae3d..4905b92 100644
--- a/include/mbedtls/config.h
+++ b/include/mbedtls/config.h
@@ -1530,9 +1530,7 @@
  *
  * This only affects CBC ciphersuites, and is useless if none is defined.
  *
- * Requires: MBEDTLS_SSL_PROTO_TLS1    or
- *           MBEDTLS_SSL_PROTO_TLS1_1  or
- *           MBEDTLS_SSL_PROTO_TLS1_2
+ * Requires: MBEDTLS_SSL_PROTO_TLS1_2
  *
  * Comment this macro to disable support for Encrypt-then-MAC
  */
@@ -1548,9 +1546,7 @@
  * renegotiation), since it actually fixes a more fundamental issue in the
  * original SSL/TLS design, and has implications beyond Triple Handshake.
  *
- * Requires: MBEDTLS_SSL_PROTO_TLS1    or
- *           MBEDTLS_SSL_PROTO_TLS1_1  or
- *           MBEDTLS_SSL_PROTO_TLS1_2
+ * Requires: MBEDTLS_SSL_PROTO_TLS1_2
  *
  * Comment this macro to disable support for Extended Master Secret.
  */
@@ -1599,7 +1595,7 @@
 /**
  * \def MBEDTLS_SSL_CBC_RECORD_SPLITTING
  *
- * Enable 1/n-1 record splitting for CBC mode in TLS 1.0.
+ * Enable 1/n-1 record splitting for CBC mode in TLS.
  *
  * This is a countermeasure to the BEAST attack, which also minimizes the risk
  * of interoperability issues compared to sending 0-length records.
@@ -1650,30 +1646,6 @@
 #define MBEDTLS_SSL_MAX_FRAGMENT_LENGTH
 
 /**
- * \def MBEDTLS_SSL_PROTO_TLS1
- *
- * Enable support for TLS 1.0.
- *
- * Requires: MBEDTLS_MD5_C
- *           MBEDTLS_SHA1_C
- *
- * Comment this macro to disable support for TLS 1.0
- */
-#define MBEDTLS_SSL_PROTO_TLS1
-
-/**
- * \def MBEDTLS_SSL_PROTO_TLS1_1
- *
- * Enable support for TLS 1.1 (and DTLS 1.0 if DTLS is enabled).
- *
- * Requires: MBEDTLS_MD5_C
- *           MBEDTLS_SHA1_C
- *
- * Comment this macro to disable support for TLS 1.1 / DTLS 1.0
- */
-#define MBEDTLS_SSL_PROTO_TLS1_1
-
-/**
  * \def MBEDTLS_SSL_PROTO_TLS1_2
  *
  * Enable support for TLS 1.2 (and DTLS 1.2 if DTLS is enabled).
@@ -1709,11 +1681,9 @@
  *
  * Enable support for DTLS (all available versions).
  *
- * Enable this and MBEDTLS_SSL_PROTO_TLS1_1 to enable DTLS 1.0,
- * and/or this and MBEDTLS_SSL_PROTO_TLS1_2 to enable DTLS 1.2.
+ * Enable this and MBEDTLS_SSL_PROTO_TLS1_2 to enable DTLS 1.2.
  *
- * Requires: MBEDTLS_SSL_PROTO_TLS1_1
- *        or MBEDTLS_SSL_PROTO_TLS1_2
+ * Requires: MBEDTLS_SSL_PROTO_TLS1_2
  *
  * Comment this macro to disable support for DTLS
  */
@@ -2738,10 +2708,9 @@
  *          library/pem.c
  *          library/ssl_tls.c
  *
- * This module is required for SSL/TLS up to version 1.1, and for TLS 1.2
- * depending on the handshake parameters. Further, it is used for checking
- * MD5-signed certificates, and for PBKDF1 when decrypting PEM-encoded
- * encrypted keys.
+ * This module is required for TLS 1.2 depending on the handshake parameters.
+ * Further, it is used for checking MD5-signed certificates, and for PBKDF1
+ * when decrypting PEM-encoded encrypted keys.
  *
  * \warning   MD5 is considered a weak message digest and its use constitutes a
  *            security risk. If possible, we recommend avoiding dependencies on
@@ -3061,8 +3030,8 @@
  *          library/ssl_tls.c
  *          library/x509write_crt.c
  *
- * This module is required for SSL/TLS up to version 1.1, for TLS 1.2
- * depending on the handshake parameters, and for SHA1-signed certificates.
+ * This module is required for TLS 1.2 depending on the handshake parameters,
+ * and for SHA1-signed certificates.
  *
  * \warning   SHA-1 is considered a weak message digest and its use constitutes
  *            a security risk. If possible, we recommend avoiding dependencies
diff --git a/include/mbedtls/ssl.h b/include/mbedtls/ssl.h
index 88a599c..39661cb 100644
--- a/include/mbedtls/ssl.h
+++ b/include/mbedtls/ssl.h
@@ -131,8 +131,8 @@
  * - RFC 8446: see section 4.2.1
  */
 #define MBEDTLS_SSL_MAJOR_VERSION_3             3
-#define MBEDTLS_SSL_MINOR_VERSION_1             1   /*!< TLS v1.0 */
-#define MBEDTLS_SSL_MINOR_VERSION_2             2   /*!< TLS v1.1 */
+#define MBEDTLS_SSL_MINOR_VERSION_1             1   /*!< TLS v1.0 deprecated */
+#define MBEDTLS_SSL_MINOR_VERSION_2             2   /*!< TLS v1.1 deprecated */
 #define MBEDTLS_SSL_MINOR_VERSION_3             3   /*!< TLS v1.2 */
 #define MBEDTLS_SSL_MINOR_VERSION_4             4   /*!< TLS v1.3 (experimental) */
 
@@ -2602,8 +2602,7 @@
  *                      MBEDTLS_SSL_MINOR_VERSION_2,
  *                      MBEDTLS_SSL_MINOR_VERSION_3 supported)
  *
- * \note                With DTLS, use MBEDTLS_SSL_MINOR_VERSION_2 for DTLS 1.0
- *                      and MBEDTLS_SSL_MINOR_VERSION_3 for DTLS 1.2
+ * \note                With DTLS, use MBEDTLS_SSL_MINOR_VERSION_3 for DTLS 1.2
  */
 void mbedtls_ssl_conf_ciphersuites_for_version( mbedtls_ssl_config *conf,
                                        const int *ciphersuites,
@@ -3253,8 +3252,7 @@
  *
  * \note           This ignores ciphersuites from higher versions.
  *
- * \note           With DTLS, use MBEDTLS_SSL_MINOR_VERSION_2 for DTLS 1.0 and
- *                 MBEDTLS_SSL_MINOR_VERSION_3 for DTLS 1.2
+ * \note           With DTLS, use MBEDTLS_SSL_MINOR_VERSION_3 for DTLS 1.2
  *
  * \param conf     SSL configuration
  * \param major    Major version number (only MBEDTLS_SSL_MAJOR_VERSION_3 supported)
@@ -3265,13 +3263,12 @@
 
 /**
  * \brief          Set the minimum accepted SSL/TLS protocol version
- *                 (Default: TLS 1.0)
+ *                 (Default: TLS 1.2)
  *
  * \note           Input outside of the SSL_MAX_XXXXX_VERSION and
  *                 SSL_MIN_XXXXX_VERSION range is ignored.
  *
- * \note           With DTLS, use MBEDTLS_SSL_MINOR_VERSION_2 for DTLS 1.0 and
- *                 MBEDTLS_SSL_MINOR_VERSION_3 for DTLS 1.2
+ * \note           With DTLS, MBEDTLS_SSL_MINOR_VERSION_3 for DTLS 1.2
  *
  * \param conf     SSL configuration
  * \param major    Major version number (only MBEDTLS_SSL_MAJOR_VERSION_3 supported)
@@ -3398,21 +3395,6 @@
 void mbedtls_ssl_conf_truncated_hmac( mbedtls_ssl_config *conf, int truncate );
 #endif /* MBEDTLS_SSL_TRUNCATED_HMAC */
 
-#if defined(MBEDTLS_SSL_CBC_RECORD_SPLITTING)
-/**
- * \brief          Enable / Disable 1/n-1 record splitting
- *                 (Default: MBEDTLS_SSL_CBC_RECORD_SPLITTING_ENABLED)
- *
- * \note           Only affects TLS 1.0, not higher versions.
- *                 Does not affect non-CBC ciphersuites in any version.
- *
- * \param conf     SSL configuration
- * \param split    MBEDTLS_SSL_CBC_RECORD_SPLITTING_ENABLED or
- *                 MBEDTLS_SSL_CBC_RECORD_SPLITTING_DISABLED
- */
-void mbedtls_ssl_conf_cbc_record_splitting( mbedtls_ssl_config *conf, char split );
-#endif /* MBEDTLS_SSL_CBC_RECORD_SPLITTING */
-
 #if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_CLI_C)
 /**
  * \brief          Enable / Disable session tickets (client only).