ssl-req-client-hello-ext-type
Table of Contents
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- About Custom Application Signatures
- Create a Custom Application Signature
- Create a Custom L3 & L4 Vulnerability Signature
- Test a Custom Signature
- Custom Signature Pattern Requirements
- Testing Pattern Performance Impact
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- dhcp-req-chaddr
- dhcp-req-ciaddr
- dhcp-rsp-chaddr
- dhcp-rsp-ciaddr
- dns-req-addition-section
- dns-req-answer-section
- dns-req-authority-section
- dns-req-header
- dns-req-protocol-payload
- dns-req-section
- dns-rsp-addition-section
- dns-rsp-answer-section
- dns-rsp-authority-section
- dns-rsp-header
- dns-rsp-protocol-payload
- dns-rsp-ptr-answer-data
- dns-rsp-queries-section
- email-headers
- file-data
- file-elf-body
- file-flv-body
- file-html-body
- file-java-body
- file-mov-body
- file-office-content
- file-pdf-body
- file-riff-body
- file-swf-body
- file-tiff-body
- file-unknown-body
- ftp-req-params
- ftp-req-protocol-payload
- ftp-rsp-protocol-payload
- ftp-rsp-banner
- ftp-rsp-message
- gdbremote-req-context
- gdbremote-rsp-context
- giop-req-message-body
- giop-rsp-message-body
- h225-payload
- http-req-cookie
- http-req-headers
- http-req-host-header
- http-req-host-ipv4-address-found
- http-req-host-ipv6-address-found
- http-req-message-body
- http-req-mime-form-data
- http-req-ms-subdomain
- http-req-origin-headers
- http-req-params
- http-req-uri
- http-req-uri-path
- http-req-user-agent-header
- http-rsp-headers
- http-rsp-non-2xx-response-body
- http-rsp-reason
- icmp-req-code
- icmp-req-data
- icmp-req-type
- icmp-req-protocol-payload
- icmp-rsp-data
- icmp-rsp-protocol-payload
- icmp-req-possible-custom-payload
- ike-req-headers
- ike-rsp-headers
- ike-req-payload-text
- ike-rsp-payload-text
- imap-req-cmd-line
- imap-req-first-param
- imap-req-params-after-first-param
- imap-req-protocol-payload
- imap-rsp-protocol-payload
- irc-req-params
- irc-req-prefix
- jpeg-file-scan-data
- jpeg-file-segment-data
- jpeg-file-segment-header
- ldap-req-searchrequest-baseobject
- ldap-rsp-searchresentry-objectname
- ms-ds-smb-req-share-name
- ms-ds-smb-req-v1-create-filename
- ms-ds-smb-req-v2-create-filename
- msrpc-req-bind-data
- mssql-db-req-body
- netbios-dg-req-protocol-payload
- netbios-dg-rsp-protocol-payload
- netbios-ns-req-protocol-payload
- netbios-ns-rsp-protocol-payload
- nettcp-req-context
- oracle-req-data-text
- pe-dos-headers
- pe-file-header
- pe-optional-header
- pe-section-header
- pe-body-data
- pop3-req-protocol-payload
- pop3-rsp-protocol-payload
- pre-app-req-data
- pre-app-rsp-data
- rtmp-req-message-body
- rtsp-req-headers
- rtsp-req-uri-path
- sip-req-headers
- snmp-req-community-text
- smtp-req-argument
- smtp-rsp-content
- smtp-req-protocol-payload
- smtp-rsp-protocol-payload
- ssh-req-banner
- ssh-rsp-banner
- ssl-req-certificate
- ssl-req-chello-sni
- ssl-req-client-hello
- ssl-req-protocol-payload
- ssl-req-random-bytes
- ssl-rsp-cert-subjectpublickey
- ssl-rsp-certificate
- ssl-rsp-protocol-payload
- ssl-rsp-server-hello
- tcp-context-free
- telnet-req-client-data
- telnet-rsp-server-data
- udp-context-free
- unknown-req-tcp-payload
- unknown-rsp-tcp-payload
- unknown-req-udp-payload
- unknown-rsp-udp-payload
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- dnp3-req-func-code
- dnp3-req-object-type
- dns-rsp-tcp-over-dns
- dns-rsp-txt-found
- ftp-req-params-len
- http-req-connect-method
- http-req-content-length
- http-req-cookie-length
- http-req-dst-port
- http-req-header-length
- http-req-param-length
- http-req-no-host-header
- http-req-no-version-string-small-pkt
- http-req-simple-request
- http-req-uri-path-length
- http-req-uri-tilde-count-num
- http-rsp-code
- http-rsp-content-length
- http-rsp-total-headers-len
- iccp-req-func-code
- ike-req-payload-type
- ike-rsp-payload-type
- ike-req-payload-length
- ike-rsp-payload-length
- ike-version
- imap-req-cmd-param-len
- imap-req-first-param-len
- imap-req-param-len-from-second
- irc-req-protocol-payload
- irc-rsp-protocol-payload
- open-vpn-req-protocol-payload
- pfcp-req-msg-type
- pfcp-rsp-msg-type
- smtp-req-helo-argument-length
- smtp-req-mail-argument-length
- smtp-req-rcpt-argument-length
- sctp-req-ppid
- ssl-req-client-hello-ext-type
- ssl-req-client-hello-missing-sni
- ssl-rsp-version
- stun-req-attr-type
- panav-rsp-zip-compression-ratio
- Context Qualifiers
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ssl-req-client-hello-ext-type
Detects the extension type listed in the TLS client
hello message.
Additional Details
None
Context Capture
This context provides
the highlighted text, in this case, the encrypted Server Name extension
present in the TLS Client Hello message. To detect this extension,
specify ssl-req-client-hello-ext-type equals 65486.