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-rw-r--r--lib/ssl/src/ssl_cipher.erl3
-rw-r--r--lib/ssl/src/ssl_record.erl17
-rw-r--r--lib/ssl/src/tls_handshake_1_3.erl68
-rw-r--r--lib/ssl/src/tls_record_1_3.erl168
-rw-r--r--lib/ssl/test/ssl_basic_SUITE.erl106
5 files changed, 248 insertions, 114 deletions
diff --git a/lib/ssl/src/ssl_cipher.erl b/lib/ssl/src/ssl_cipher.erl
index bf64ed8b69..4b975d753b 100644
--- a/lib/ssl/src/ssl_cipher.erl
+++ b/lib/ssl/src/ssl_cipher.erl
@@ -44,7 +44,8 @@
hash_algorithm/1, sign_algorithm/1, is_acceptable_hash/2, is_fallback/1,
random_bytes/1, calc_mac_hash/4,
is_stream_ciphersuite/1, signature_scheme/1,
- scheme_to_components/1, hash_size/1, effective_key_bits/1]).
+ scheme_to_components/1, hash_size/1, effective_key_bits/1,
+ key_material/1]).
%% RFC 8446 TLS 1.3
-export([generate_client_shares/1, generate_server_share/1, add_zero_padding/2]).
diff --git a/lib/ssl/src/ssl_record.erl b/lib/ssl/src/ssl_record.erl
index ddc83821b4..499ba108f2 100644
--- a/lib/ssl/src/ssl_record.erl
+++ b/lib/ssl/src/ssl_record.erl
@@ -39,7 +39,8 @@
set_renegotiation_flag/2,
set_client_verify_data/3,
set_server_verify_data/3,
- empty_connection_state/2, initial_connection_state/2, record_protocol_role/1]).
+ empty_connection_state/2, initial_connection_state/2, record_protocol_role/1,
+ step_encryption_state/1]).
%% Compression
-export([compress/3, uncompress/3, compressions/0]).
@@ -118,6 +119,20 @@ activate_pending_connection_state(#{current_write := Current,
}.
%%--------------------------------------------------------------------
+-spec step_encryption_state(connection_states()) -> connection_states().
+%%
+%% Description: Activates the next encyrption state (e.g. handshake
+%% encryption).
+%%--------------------------------------------------------------------
+step_encryption_state(#{pending_read := PendingRead,
+ pending_write := PendingWrite} = States) ->
+ NewRead = PendingRead#{sequence_number => 0},
+ NewWrite = PendingWrite#{sequence_number => 0},
+ States#{current_read => NewRead,
+ current_write => NewWrite}.
+
+
+%%--------------------------------------------------------------------
-spec set_security_params(#security_parameters{}, #security_parameters{},
connection_states()) -> connection_states().
%%
diff --git a/lib/ssl/src/tls_handshake_1_3.erl b/lib/ssl/src/tls_handshake_1_3.erl
index 2c8910cefa..670c4d424d 100644
--- a/lib/ssl/src/tls_handshake_1_3.erl
+++ b/lib/ssl/src/tls_handshake_1_3.erl
@@ -388,14 +388,24 @@ do_negotiated(#{client_share := ClientKey,
tls_connection:send(Transport, Socket, BinMsg),
log_handshake(SslOpts, ServerHello),
log_tls_record(SslOpts, BinMsg),
- ConnectionStates2 = calculate_security_parameters(ClientKey, SelectedGroup, KeyShare,
- HHistory1, ConnectionStates1),
+
+ %% ConnectionStates2 = calculate_security_parameters(ClientKey, SelectedGroup, KeyShare,
+ %% HHistory1, ConnectionStates1),
+ {HandshakeSecret, ReadKey, ReadIV, WriteKey, WriteIV} =
+ calculate_security_parameters(ClientKey, SelectedGroup, KeyShare,
+ HHistory1, ConnectionStates1),
+ ConnectionStates2 =
+ update_pending_connection_states(ConnectionStates1, HandshakeSecret,
+ ReadKey, ReadIV, WriteKey, WriteIV),
+ ConnectionStates3 =
+ ssl_record:step_encryption_state(ConnectionStates2),
+
%% Create Certificate
Certificate = certificate(OwnCert, CertDbHandle, CertDbRef, <<>>, server),
%% Encode Certificate
- {_, _ConnectionStates3, HHistory2} =
- tls_connection:encode_handshake(Certificate, {3,4}, ConnectionStates2, HHistory1),
+ {_, _ConnectionStates4, HHistory2} =
+ tls_connection:encode_handshake(Certificate, {3,4}, ConnectionStates3, HHistory1),
%% log_handshake(SslOpts, Certificate),
%% Create CertificateVerify
@@ -415,19 +425,19 @@ do_negotiated(#{client_share := ClientKey,
%% Next record/Next event
- Maybe(not_implemented())
+ Maybe(not_implemented(negotiated))
catch
- {Ref, {state_not_implemented, negotiated}} ->
+ {Ref, {state_not_implemented, State}} ->
%% TODO
- ?ALERT_REC(?FATAL, ?INTERNAL_ERROR, "state not implemented")
+ ?ALERT_REC(?FATAL, ?INTERNAL_ERROR, {state_not_implemented, State})
end.
%% TODO: Remove this function!
-not_implemented() ->
- {error, negotiated}.
+not_implemented(State) ->
+ {error, {state_not_implemented, State}}.
log_handshake(SslOpts, Message) ->
@@ -452,7 +462,6 @@ calculate_security_parameters(ClientKey, SelectedGroup, KeyShare, HHistory, Conn
%% Calculate handshake_secret
EarlySecret = tls_v1:key_schedule(early_secret, HKDFAlgo , {psk, <<>>}),
-
PrivateKey = get_server_private_key(KeyShare), %% #'ECPrivateKey'{}
IKM = calculate_shared_secret(ClientKey, PrivateKey, SelectedGroup),
@@ -470,20 +479,22 @@ calculate_security_parameters(ClientKey, SelectedGroup, KeyShare, HHistory, Conn
{ReadKey, ReadIV} = tls_v1:calculate_traffic_keys(HKDFAlgo, Cipher, ClientHSTrafficSecret),
{WriteKey, WriteIV} = tls_v1:calculate_traffic_keys(HKDFAlgo, Cipher, ServerHSTrafficSecret),
- %% Update pending connection state
- PendingRead0 = ssl_record:pending_connection_state(ConnectionStates, read),
- PendingWrite0 = ssl_record:pending_connection_state(ConnectionStates, write),
+ {HandshakeSecret, ReadKey, ReadIV, WriteKey, WriteIV}.
- PendingRead = update_conn_state(PendingRead0, HandshakeSecret, ReadKey, ReadIV),
- PendingWrite = update_conn_state(PendingWrite0, HandshakeSecret, WriteKey, WriteIV),
+ %% %% Update pending connection state
+ %% PendingRead0 = ssl_record:pending_connection_state(ConnectionStates, read),
+ %% PendingWrite0 = ssl_record:pending_connection_state(ConnectionStates, write),
- %% Update pending and copy to current (activate)
- %% All subsequent handshake messages are encrypted
- %% ([sender]_handshake_traffic_secret)
- #{current_read => PendingRead,
- current_write => PendingWrite,
- pending_read => PendingRead,
- pending_write => PendingWrite}.
+ %% PendingRead = update_conn_state(PendingRead0, HandshakeSecret, ReadKey, ReadIV),
+ %% PendingWrite = update_conn_state(PendingWrite0, HandshakeSecret, WriteKey, WriteIV),
+
+ %% %% Update pending and copy to current (activate)
+ %% %% All subsequent handshake messages are encrypted
+ %% %% ([sender]_handshake_traffic_secret)
+ %% #{current_read => PendingRead,
+ %% current_write => PendingWrite,
+ %% pending_read => PendingRead,
+ %% pending_write => PendingWrite}.
get_server_private_key(#key_share_server_hello{server_share = ServerShare}) ->
@@ -516,8 +527,16 @@ calculate_shared_secret(OthersKey, MyKey = #'ECPrivateKey'{}, _Group)
public_key:compute_key(Point, MyKey).
-update_conn_state(ConnectionState = #{security_parameters := SecurityParameters0},
- HandshakeSecret, Key, IV) ->
+update_pending_connection_states(CS = #{pending_read := PendingRead0,
+ pending_write := PendingWrite0},
+ HandshakeSecret, ReadKey, ReadIV, WriteKey, WriteIV) ->
+ PendingRead = update_connection_state(PendingRead0, HandshakeSecret, ReadKey, ReadIV),
+ PendingWrite = update_connection_state(PendingWrite0, HandshakeSecret, WriteKey, WriteIV),
+ CS#{pending_read => PendingRead,
+ pending_write => PendingWrite}.
+
+update_connection_state(ConnectionState = #{security_parameters := SecurityParameters0},
+ HandshakeSecret, Key, IV) ->
%% Store secret
SecurityParameters = SecurityParameters0#security_parameters{
master_secret = HandshakeSecret},
@@ -525,6 +544,7 @@ update_conn_state(ConnectionState = #{security_parameters := SecurityParameters0
cipher_state => cipher_init(Key, IV)}.
+
cipher_init(Key, IV) ->
#cipher_state{key = Key, iv = IV, tag_len = 16}.
diff --git a/lib/ssl/src/tls_record_1_3.erl b/lib/ssl/src/tls_record_1_3.erl
index d424336187..1681babed9 100644
--- a/lib/ssl/src/tls_record_1_3.erl
+++ b/lib/ssl/src/tls_record_1_3.erl
@@ -76,8 +76,8 @@ encode_data(Frag, ConnectionStates) ->
encode_plain_text(Type, Data0, #{current_write := Write0} = ConnectionStates) ->
PadLen = 0, %% TODO where to specify PadLen?
Data = inner_plaintext(Type, Data0, PadLen),
- {CipherFragment, Write1} = encode_plain_text(Data, Write0),
- {CipherText, Write} = encode_tls_cipher_text(CipherFragment, Write1),
+ CipherFragment = encode_plain_text(Data, Write0),
+ {CipherText, Write} = encode_tls_cipher_text(CipherFragment, Write0),
{CipherText, ConnectionStates#{current_write => Write}}.
encode_iolist(Type, Data, ConnectionStates0) ->
@@ -105,24 +105,23 @@ decode_cipher_text(#ssl_tls{type = ?OPAQUE_TYPE,
fragment = CipherFragment},
#{current_read :=
#{sequence_number := Seq,
- cipher_state := CipherS0,
+ cipher_state := #cipher_state{key = Key,
+ iv = IV,
+ tag_len = TagLen},
security_parameters :=
#security_parameters{
cipher_type = ?AEAD,
bulk_cipher_algorithm =
BulkCipherAlgo}
} = ReadState0} = ConnectionStates0) ->
- AAD = start_additional_data(),
- CipherS1 = ssl_cipher:nonce_seed(<<?UINT64(Seq)>>, CipherS0),
- case decipher_aead(BulkCipherAlgo, CipherS1, AAD, CipherFragment) of
- {PlainFragment, CipherS1} ->
+ case decipher_aead(CipherFragment, BulkCipherAlgo, Key, Seq, IV, TagLen) of
+ #alert{} = Alert ->
+ Alert;
+ PlainFragment ->
ConnectionStates =
ConnectionStates0#{current_read =>
- ReadState0#{cipher_state => CipherS1,
- sequence_number => Seq + 1}},
- decode_inner_plaintext(PlainFragment, ConnectionStates);
- #alert{} = Alert ->
- Alert
+ ReadState0#{sequence_number => Seq + 1}},
+ {decode_inner_plaintext(PlainFragment), ConnectionStates}
end;
decode_cipher_text(#ssl_tls{type = Type,
version = ?LEGACY_VERSION,
@@ -137,7 +136,7 @@ decode_cipher_text(#ssl_tls{type = Type,
fragment = CipherFragment}, ConnnectionStates0};
decode_cipher_text(#ssl_tls{type = Type}, _) ->
%% Version mismatch is already asserted
- ?ALERT_REC(?FATAL, ?BAD_RECORD_MAC, {record_typ_mismatch, Type}).
+ ?ALERT_REC(?FATAL, ?BAD_RECORD_MAC, {record_type_mismatch, Type}).
%%--------------------------------------------------------------------
%%% Internal functions
@@ -170,62 +169,61 @@ encode_plain_text(#inner_plaintext{
content = Data,
type = Type,
zeros = Zeros
- }, #{cipher_state := CipherS0,
+ }, #{cipher_state := #cipher_state{key= Key,
+ iv = IV,
+ tag_len = TagLen},
sequence_number := Seq,
security_parameters :=
#security_parameters{
- cipher_type = ?AEAD}
- } = WriteState0) ->
- PlainText = <<Data/binary, ?BYTE(Type), Zeros/binary>>,
- AAD = start_additional_data(),
- CipherS1 = ssl_cipher:nonce_seed(<<?UINT64(Seq)>>, CipherS0),
- {Encoded, WriteState} = cipher_aead(PlainText, WriteState0#{cipher_state => CipherS1}, AAD),
- {#tls_cipher_text{opaque_type = Type,
- legacy_version = {3,3},
- encoded_record = Encoded}, WriteState};
+ cipher_type = ?AEAD,
+ bulk_cipher_algorithm = BulkCipherAlgo}
+ }) ->
+ PlainText = [Data, Type, Zeros],
+ Encoded = cipher_aead(PlainText, BulkCipherAlgo, Key, Seq, IV, TagLen),
+ #tls_cipher_text{opaque_type = 23, %% 23 (application_data) for outward compatibility
+ legacy_version = {3,3},
+ encoded_record = Encoded};
encode_plain_text(#inner_plaintext{
content = Data,
type = Type
}, #{security_parameters :=
#security_parameters{
cipher_suite = ?TLS_NULL_WITH_NULL_NULL}
- } = WriteState0) ->
+ }) ->
%% RFC8446 - 5.1. Record Layer
%% When record protection has not yet been engaged, TLSPlaintext
%% structures are written directly onto the wire.
- {#tls_cipher_text{opaque_type = Type,
+ #tls_cipher_text{opaque_type = Type,
legacy_version = {3,3},
- encoded_record = Data}, WriteState0};
+ encoded_record = Data};
encode_plain_text(_, CS) ->
exit({cs, CS}).
-start_additional_data() ->
- {MajVer, MinVer} = ?LEGACY_VERSION,
- <<?BYTE(?OPAQUE_TYPE), ?BYTE(MajVer), ?BYTE(MinVer)>>.
-
-end_additional_data(AAD, Len) ->
- <<AAD/binary, ?UINT16(Len)>>.
-
-nonce(#cipher_state{nonce = Nonce, iv = IV}) ->
- Len = size(IV),
- crypto:exor(<<Nonce:Len/bytes>>, IV).
+additional_data(Length) ->
+ <<?BYTE(?OPAQUE_TYPE), ?BYTE(3), ?BYTE(3),?UINT16(Length)>>.
-cipher_aead(Fragment,
- #{cipher_state := CipherS0,
- security_parameters :=
- #security_parameters{bulk_cipher_algorithm =
- BulkCipherAlgo}
- } = WriteState0, AAD) ->
- {CipherFragment, CipherS1} =
- cipher_aead(BulkCipherAlgo, CipherS0, AAD, Fragment),
- {CipherFragment, WriteState0#{cipher_state => CipherS1}}.
+%% The per-record nonce for the AEAD construction is formed as
+%% follows:
+%%
+%% 1. The 64-bit record sequence number is encoded in network byte
+%% order and padded to the left with zeros to iv_length.
+%%
+%% 2. The padded sequence number is XORed with either the static
+%% client_write_iv or server_write_iv (depending on the role).
+%%
+%% The resulting quantity (of length iv_length) is used as the
+%% per-record nonce.
+nonce(Seq, IV) ->
+ Padding = binary:copy(<<0>>, byte_size(IV) - 8),
+ crypto:exor(<<Padding/binary,?UINT64(Seq)>>, IV).
-cipher_aead(Type, #cipher_state{key=Key} = CipherState, AAD0, Fragment) ->
- AAD = end_additional_data(AAD0, erlang:iolist_size(Fragment)),
- Nonce = nonce(CipherState),
- {Content, CipherTag} = ssl_cipher:aead_encrypt(Type, Key, Nonce, Fragment, AAD),
- {<<Content/binary, CipherTag/binary>>, CipherState}.
+cipher_aead(Fragment, BulkCipherAlgo, Key, Seq, IV, TagLen) ->
+ AAD = additional_data(erlang:iolist_size(Fragment) + TagLen),
+ Nonce = nonce(Seq, IV),
+ {Content, CipherTag} =
+ ssl_cipher:aead_encrypt(BulkCipherAlgo, Key, Nonce, Fragment, AAD),
+ <<Content/binary, CipherTag/binary>>.
encode_tls_cipher_text(#tls_cipher_text{opaque_type = Type,
legacy_version = {MajVer, MinVer},
@@ -234,13 +232,14 @@ encode_tls_cipher_text(#tls_cipher_text{opaque_type = Type,
{[<<?BYTE(Type), ?BYTE(MajVer), ?BYTE(MinVer), ?UINT16(Length)>>, Encoded],
Write#{sequence_number => Seq +1}}.
-decipher_aead(Type, #cipher_state{key = Key} = CipherState, AAD0, CipherFragment) ->
+decipher_aead(CipherFragment, BulkCipherAlgo, Key, Seq, IV, TagLen) ->
try
- Nonce = nonce(CipherState),
- {AAD, CipherText, CipherTag} = aead_ciphertext_split(CipherState, CipherFragment, AAD0),
- case ssl_cipher:aead_decrypt(Type, Key, Nonce, CipherText, CipherTag, AAD) of
+ AAD = additional_data(erlang:iolist_size(CipherFragment)),
+ Nonce = nonce(Seq, IV),
+ {CipherText, CipherTag} = aead_ciphertext_split(CipherFragment, TagLen),
+ case ssl_cipher:aead_decrypt(BulkCipherAlgo, Key, Nonce, CipherText, CipherTag, AAD) of
Content when is_binary(Content) ->
- {Content, CipherState};
+ Content;
_ ->
?ALERT_REC(?FATAL, ?BAD_RECORD_MAC, decryption_failed)
end
@@ -249,39 +248,34 @@ decipher_aead(Type, #cipher_state{key = Key} = CipherState, AAD0, CipherFragment
?ALERT_REC(?FATAL, ?BAD_RECORD_MAC, decryption_failed)
end.
-aead_ciphertext_split(#cipher_state{tag_len = Len}, CipherTextFragment, AAD) ->
- CipherLen = size(CipherTextFragment) - Len,
- <<CipherText:CipherLen/bytes, CipherTag:Len/bytes>> = CipherTextFragment,
- {end_additional_data(AAD, CipherLen), CipherText, CipherTag}.
-decode_inner_plaintext(PlainText, ConnnectionStates) ->
- case remove_padding(PlainText) of
- #alert{} = Alert ->
- Alert;
- {Data, Type} ->
- {#ssl_tls{type = Type,
- version = {3,4}, %% Internally use real version
- fragment = Data}, ConnnectionStates}
- end.
+aead_ciphertext_split(CipherTextFragment, TagLen)
+ when is_binary(CipherTextFragment) ->
+ CipherLen = erlang:byte_size(CipherTextFragment) - TagLen,
+ <<CipherText:CipherLen/bytes, CipherTag:TagLen/bytes>> = CipherTextFragment,
+ {CipherText, CipherTag};
+aead_ciphertext_split(CipherTextFragment, TagLen)
+ when is_list(CipherTextFragment) ->
+ CipherLen = erlang:iolist_size(CipherTextFragment) - TagLen,
+ <<CipherText:CipherLen/bytes, CipherTag:TagLen/bytes>> =
+ erlang:iolist_to_binary(CipherTextFragment),
+ {CipherText, CipherTag}.
-remove_padding(PlainText)->
- case binary:split(PlainText, <<0>>, [global, trim]) of
- [] ->
- ?ALERT_REC(?FATAL, ?UNEXPECTED_MESSAGE, padding_error);
- [Content] ->
- Type = binary:last(Content),
- split_content(Type, Content, erlang:byte_size(Content) - 1)
+decode_inner_plaintext(PlainText) ->
+ case binary:last(PlainText) of
+ 0 ->
+ decode_inner_plaintext(init_binary(PlainText));
+ Type when Type =:= ?APPLICATION_DATA orelse
+ Type =:= ?HANDSHAKE orelse
+ Type =:= ?ALERT ->
+ #ssl_tls{type = Type,
+ version = {3,4}, %% Internally use real version
+ fragment = init_binary(PlainText)};
+ _Else ->
+ ?ALERT_REC(?FATAL, ?UNEXPECTED_MESSAGE, empty_alert)
end.
-split_content(?HANDSHAKE, _, 0) ->
- ?ALERT_REC(?FATAL, ?UNEXPECTED_MESSAGE, empty_handshake);
-split_content(?ALERT, _, 0) ->
- ?ALERT_REC(?FATAL, ?UNEXPECTED_MESSAGE, empty_alert);
-%% For special middlebox compatible case!
-split_content(?CHANGE_CIPHER_SPEC, _, 0) ->
- ?ALERT_REC(?FATAL, ?UNEXPECTED_MESSAGE, empty_change_cipher_spec);
-split_content(?APPLICATION_DATA = Type, _, 0) ->
- {Type, <<>>};
-split_content(Type, Content, N) ->
- <<Data:N/bytes, ?BYTE(Type)>> = Content,
- {Type, Data}.
+init_binary(B) ->
+ {Init, _} =
+ split_binary(B, byte_size(B) - 1),
+ Init.
diff --git a/lib/ssl/test/ssl_basic_SUITE.erl b/lib/ssl/test/ssl_basic_SUITE.erl
index 6d42c6f2d5..b47e753596 100644
--- a/lib/ssl/test/ssl_basic_SUITE.erl
+++ b/lib/ssl/test/ssl_basic_SUITE.erl
@@ -271,7 +271,8 @@ rizzo_tests() ->
%% For testing TLS 1.3 features and possible regressions
tls13_test_group() ->
[tls13_enable_client_side,
- tls13_enable_server_side].
+ tls13_enable_server_side,
+ tls_record_1_3_encode_decode].
%%--------------------------------------------------------------------
init_per_suite(Config0) ->
@@ -4534,6 +4535,109 @@ tls13_enable_server_side(Config) when is_list(Config) ->
ServerMsg = ClientMsg = {ok, 'tlsv1.2'},
ssl_test_lib:check_result(Server, ServerMsg, Client, ClientMsg).
+tls_record_1_3_encode_decode() ->
+ [{doc,"Test TLS 1.3 record encode/decode functions"}].
+
+tls_record_1_3_encode_decode(_Config) ->
+ ConnectionStates =
+ #{current_read =>
+ #{beast_mitigation => one_n_minus_one,
+ cipher_state =>
+ {cipher_state,
+ <<14,172,111,243,199,170,242,203,126,205,34,93,122,115,226,14,
+ 15,117,155,48,24,112,61,15,113,208,127,51,179,227,194,232>>,
+ <<197,54,168,218,54,91,157,58,30,201,197,142,51,58,53,231,228,
+ 131,57,122,170,78,82,196,30,48,23,16,95,255,185,236>>,
+ undefined,undefined,16},
+ client_verify_data => undefined,compression_state => undefined,
+ mac_secret => undefined,secure_renegotiation => undefined,
+ security_parameters =>
+ {security_parameters,
+ <<19,2>>,
+ 0,8,2,undefined,undefined,undefined,undefined,undefined,
+ sha384,undefined,undefined,
+ {handshake_secret,
+ <<128,229,186,211,62,127,182,20,62,166,233,23,135,64,121,
+ 3,104,251,214,161,253,31,3,2,232,37,8,221,189,72,64,218,
+ 121,41,112,148,254,34,68,164,228,60,161,201,132,55,56,
+ 157>>},
+ undefined,
+ <<92,24,205,75,244,60,136,212,250,32,214,20,37,3,213,87,61,207,
+ 147,61,168,145,177,118,160,153,33,53,48,108,191,174>>,
+ undefined},
+ sequence_number => 0,server_verify_data => undefined},
+ current_write =>
+ #{beast_mitigation => one_n_minus_one,
+ cipher_state =>
+ {cipher_state,
+ <<14,172,111,243,199,170,242,203,126,205,34,93,122,115,226,14,
+ 15,117,155,48,24,112,61,15,113,208,127,51,179,227,194,232>>,
+ <<197,54,168,218,54,91,157,58,30,201,197,142,51,58,53,231,228,
+ 131,57,122,170,78,82,196,30,48,23,16,95,255,185,236>>,
+ undefined,undefined,16},
+ client_verify_data => undefined,compression_state => undefined,
+ mac_secret => undefined,secure_renegotiation => undefined,
+ security_parameters =>
+ {security_parameters,
+ <<19,2>>,
+ 0,8,2,undefined,undefined,undefined,undefined,undefined,
+ sha384,undefined,undefined,
+ {handshake_secret,
+ <<128,229,186,211,62,127,182,20,62,166,233,23,135,64,121,
+ 3,104,251,214,161,253,31,3,2,232,37,8,221,189,72,64,218,
+ 121,41,112,148,254,34,68,164,228,60,161,201,132,55,56,
+ 157>>},
+ undefined,
+ <<92,24,205,75,244,60,136,212,250,32,214,20,37,3,213,87,61,207,
+ 147,61,168,145,177,118,160,153,33,53,48,108,191,174>>,
+ undefined},
+ sequence_number => 0,server_verify_data => undefined}},
+
+ PlainText = [11,
+ <<0,2,175>>,
+ <<0,0,2,171,0,2,166,48,130,2,162,48,130,1,138,2,9,0,186,57,220,137,88,255,
+ 191,235,48,13,6,9,42,134,72,134,247,13,1,1,11,5,0,48,18,49,16,48,14,6,3,85,
+ 4,3,12,7,84,101,115,116,32,67,65,48,30,23,13,49,56,48,53,48,52,49,52,49,50,
+ 51,56,90,23,13,50,56,48,50,48,52,49,52,49,50,51,56,90,48,20,49,18,48,16,6,
+ 3,85,4,3,12,9,108,111,99,97,108,104,111,115,116,48,130,1,34,48,13,6,9,42,
+ 134,72,134,247,13,1,1,1,5,0,3,130,1,15,0,48,130,1,10,2,130,1,1,0,169,40,
+ 144,176,121,63,134,97,144,126,243,183,225,157,37,131,183,225,87,243,23,88,
+ 230,70,9,134,32,147,7,27,167,98,51,81,224,75,199,12,229,251,195,207,75,179,
+ 181,78,128,3,255,44,58,39,43,172,142,45,186,58,51,65,187,199,154,153,245,
+ 70,133,137,1,27,87,42,116,65,251,129,109,145,233,97,171,71,54,213,185,74,
+ 209,166,11,218,189,119,206,86,170,60,212,213,85,189,30,50,215,23,185,53,
+ 132,238,132,176,198,250,139,251,198,221,225,128,109,113,23,220,39,143,71,
+ 30,59,189,51,244,61,158,214,146,180,196,103,169,189,221,136,78,129,216,148,
+ 2,9,8,65,37,224,215,233,13,209,21,235,20,143,33,74,59,53,208,90,152,94,251,
+ 54,114,171,39,88,230,227,158,211,135,37,182,67,205,161,59,20,138,58,253,15,
+ 53,48,8,157,9,95,197,9,177,116,21,54,9,125,78,109,182,83,20,16,234,223,116,
+ 41,155,123,87,77,17,120,153,246,239,124,130,105,219,166,146,242,151,66,198,
+ 75,72,63,28,246,86,16,244,223,22,36,50,15,247,222,98,6,152,136,154,72,150,
+ 73,127,2,3,1,0,1,48,13,6,9,42,134,72,134,247,13,1,1,11,5,0,3,130,1,1,0,76,
+ 33,54,160,229,219,219,193,150,116,245,252,18,39,235,145,86,12,167,171,52,
+ 117,166,30,83,5,216,245,177,217,247,95,1,136,94,246,212,108,248,230,111,
+ 225,202,189,6,129,8,70,128,245,18,204,215,87,82,129,253,227,122,66,182,184,
+ 189,30,193,169,144,218,216,109,105,110,215,144,60,104,162,178,101,164,218,
+ 122,60,37,41,143,57,150,52,59,51,112,238,113,239,168,114,69,183,143,154,73,
+ 61,58,80,247,172,95,251,55,28,186,28,200,206,230,118,243,92,202,189,49,76,
+ 124,252,76,0,247,112,85,194,69,59,222,163,228,103,49,110,104,109,251,155,
+ 138,9,37,167,49,189,48,134,52,158,185,129,24,96,153,196,251,90,206,76,239,
+ 175,119,174,165,133,108,222,125,237,125,187,149,152,83,190,16,202,94,202,
+ 201,40,218,22,254,63,189,41,174,97,140,203,70,18,196,118,237,175,134,79,78,
+ 246,2,61,54,77,186,112,32,17,193,192,188,217,252,215,200,7,245,180,179,132,
+ 183,212,229,155,15,152,206,135,56,81,88,3,123,244,149,110,182,72,109,70,62,
+ 146,152,146,151,107,126,216,210,9,93,0,0>>],
+
+ {[_Header|Encoded], _} = tls_record_1_3:encode_plain_text(22, PlainText, ConnectionStates),
+ CipherText = #ssl_tls{type = 23, version = {3,3}, fragment = Encoded},
+
+ {#ssl_tls{type = 22, version = {3,4}, fragment = DecodedText}, _} =
+ tls_record_1_3:decode_cipher_text(CipherText, ConnectionStates),
+
+ DecodedText = iolist_to_binary(PlainText),
+ ct:log("Decoded: ~p ~n", [DecodedText]),
+ ok.
+
%%--------------------------------------------------------------------
%% Internal functions ------------------------------------------------