
2.1.178. tls_disallowed_key_exchange (ID: 00200458)
Default Severity
WARNING
Log Message
TLSALG: Disallowed key exchange.
Explanation
The TLS ALG session will be closed because there are not enough
resources to process any TLS key exchanges at the moment. This
could be a result of TLS handshake message flooding. This action is
triggered by a system that monitors the amount of resources that is
spent on key exchanges. This system is controlled by the advanced
setting SSL_ProcessingPriority.
Gateway Action
close
Recommended Action
Investigate the source of this, and try to find out if it is a part of a
possible attack, or normal traffic.
Revision
1
Parameters
algname
Context Parameters
ALG Module Name
ALG Session ID
2.1.179. tls_invalid_message (ID: 00200459)
Default Severity
ERROR
Log Message
TLSALG: Invalid TLS <message_type> message received.
Explanation
A badly formatted TLS message has been received. The TLS ALG
session will be closed.
Gateway Action
close
Recommended Action
None.
Revision
1
Parameters
message_type
algname
Context Parameters
ALG Module Name
ALG Session ID
2.1.180. tls_bad_message_order (ID: 00200460)
Default Severity
ERROR
Log Message
TLSALG: Bad TLS handshake message order.
Explanation
A TLS handshake message of a type that is not expected in the current
state of the handshake was received. The TLS ALG session will be
closed.
Gateway Action
close
2.1.178. tls_disallowed_key_exchange
(ID: 00200458)
Chapter 2. Log Message Reference
104
Содержание DFL-210 - NetDefend - Security Appliance
Страница 25: ...List of Tables 1 Abbreviations 28 25...
Страница 26: ...List of Examples 1 Log Message Parameters 27 2 Conditional Log Message Parameters 27 26...
Страница 36: ...1 3 Severity levels Chapter 1 Introduction 36...
Страница 156: ...Recommended Action None Revision 1 2 5 7 unsynced_databases ID 05000008 Chapter 2 Log Message Reference 156...
Страница 173: ...Context Parameters Packet Buffer 2 9 14 route_collision ID 00700015 Chapter 2 Log Message Reference 173...
Страница 195: ...2 12 6 route_removed ID 01100006 Chapter 2 Log Message Reference 195...
Страница 240: ...Revision 1 Parameters iface linkspeed duplex 2 20 3 ifacemon_status_bad ID 03900004 Chapter 2 Log Message Reference 240...
Страница 309: ...Context Parameters Rule Name Packet Buffer 2 24 3 ip_rsv_flag_set ID 01600003 Chapter 2 Log Message Reference 309...
Страница 409: ...2 40 19 scp_failed_not_admin ID 04704000 Chapter 2 Log Message Reference 409...
Страница 476: ...2 49 14 zd_block ID 03800014 Chapter 2 Log Message Reference 476...