DH-B-06Level 1 · Signal
Forwards work email to personal accounts
A risky behavior signal from an email forwarding-rule audit: the person set up automatic forwarding of work mail to a personal address.
Classification
- Risk domain One of 9 areas of human risk, from social engineering to readiness and response. Every signal belongs to one.
- Evidence level
- Maturity practices One capability a program performs, scored on its own: See, Understand, Act, Prove, Govern and Culture.
- Leads to The kind of breach the evidence beneath it points toward, each anchored to a Verizon DBIR or VERIS pattern or an FBI IC3 category.
- NIST CSF 2.0
-
- PR.DS-02
- MITRE ATT&CK
-
- T1114.003
The definition, in detail
Definition
The rule copies every future message outside the company; attackers add the same rule after a takeover.
Example
A recruiter forwards all inbound mail to her personal mailbox so she can work from her phone, including candidate records.
How it is measured
- Source
- Email security
- Subject
- Person
- Event
- Forwarding rule audit
- Risk domain
- Data handling
- Provenance
- Verizon DBIR
How it is used
Programs count "Forwards work email to personal accounts" per person from Email security and read it beside the other Data handling signals; it feeds 0 cohorts, 1 sequence and 2 breach scenarios.
A "forwards work email to personal accounts" event is evidence of behavior under pressure. It is one observed action, and on its own it is no proof of compromise.
Technical mappings
Framework mappings; validate for your use case.
Library indicators
The detailed observations in the indicator library with the same risk domain, dimension and polarity as this signal.
- I.0014Forwards email messages to an unauthorized mailbox
- I.0022Sends email messages to risky distribution lists
- I.0023Sends files to personal accounts
- I.0025Shares meeting links on public websites
- I.0027Removes sensitivity labels from email messages
- I.0032Shares sensitive content via email messages
- I.0033Shares sensitive data to public folders
- I.0034Shares sensitive content via chat
- I.0035Uses personal email for work correspondence
- I.0036Reveals project codes names or internal initiatives in public channels
- I.0038Screenshares confidential content in virtual meetings with external participants
- I.0100Uses personal tools to access enterprise documents
- I.0101Syncs enterprise data to personal cloud storage
- I.0126Uploads sensitive files to unauthorized web apps
- I.0128Uploads code to unsanctioned repositories
- I.0203Stores sensitive data in unprotected local folders
- I.0204Copies sensitive data to removable media
- I.0205Transfers sensitive content via clipboard
- I.0303Copies corporate files to personal devices or media
- I.0307Configures auto-forwarding of work email to personal accounts
- I.0308Shares sensitive data during screen sharing sessions
- I.0309Records meetings without participant consent
- I.0310Posts sensitive content in unsecured chat applications
- I.0316Enables video or audio in non-private settings
- I.0317Views sensitive data on screen in public areas
- I.0318Displays sensitive data on external monitors in public
- I.0354Posts corporate data to paste sites or public bins
- I.0355Shares internal documents on public file hosts
Continue exploring
"Forwards work email to personal accounts" (DH-B-06), Human Risk Management Framework v2.0.0, Living Security, CC BY 4.0. https://www.humanriskmanagement.com/taxonomy/signals/dh-b-06-forwards-work-email-to-personal-accounts
Part of the open HRM Taxonomy, CC BY 4.0. Download the taxonomy as JSON · Version history. This page describes one signal.
The initial assessment
Find your level.Then fix what matters.
18 questions, about 4 minutes and nothing to type before the result: your level, a score for each practice and three first playbooks, each Easy, Medium or Hard.