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The sender of an email or the caller number for a VoIP log. Must relate to a specific user, or unique address in the case of a phone call or email. 

Data Type




Client Console Full Name


Client Console Short Name

Not applicable

Web Console Tab/Name


Elasticsearch Field Name


Rule Builder Column Name


Regex Pattern


NetMon Name

Not applicable

Field Relationships

  • Recipient
  • Subject
  • Session
  • Session Type

Common Applications

  • Email logs
  • VoIP logs

Use Case

  • Identify spam traffic by looking at top senders of email.
  • Track ransomware back to source/spread pattern.

MPE/Data Masking Manipulations

Mapped to Sender Identity.

Usage Standards

  • Sender shall not be used for identifying the direction of network traffic or network zones.
  • Only used for origin email, origin caller, chat, instant messaging, or other communication mediums, such as
    • AOL Instant Messenger
    • IRC
    • Lync
    • Skype
    • Google Hangouts
    • Fax


  • ColdFusion Mailsent Log

"Information","scheduler-2","12/28/11","09:14:33",,"Mail: 'Web site submission from Donna Hirt' From:'' To:'' was successfully sent using mta23.colo.lan"

From email parsed appropriately.

  • Cisco Telepresence Video Communications Server

04 26 2016 16:40:14 <USER:NOTE> 2016-04-26T16:40:14-04:00 radvcsx tvcs: Event="Call Attempted" Service="SIP" Src-ip="" Src-port="1196" Src-alias-type="SIP" Src-alias="sip:pete_store@Host5" Dst-alias-type="SIP" Dst-alias="sip:dpack@Host5" Call-serial-number="d415c736-fd67-47fd-8d0a-892b1a351460" Tag="02e3b418-f67b-408b-92b2-adafea551e32" Protocol="TLS" Auth="NO" Level="1" UTCTime="2016-04-26 20:40:14,467"

Src-Alias in this case a VoIP call origin.

  • Cisco Unified Comm Mgr (Call Mgr)

05 22 2012 15:05:49 <LOC7:WARN> 750: May 22 2012 20:05:49.41 UTC :  %UC_CALLMANAGER-4-MaliciousCall: %[Called Party Number=2755][Called Device Name=SEP002414B3815B][Called Display Name=Jason Riggins][Calling Party Number=2378][Calling Device Name=recflow00001][Calling Display Name=recflow Test][App ID=Cisco CallManager][Cluster ID=StandAloneCluster][Node ID=rec-flow-001]: A malicious call has been identified

Another VoIP call origin.

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