IoC Source Reliability Basis

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IoC Source Reliability Basis

L0 Member

Hi Team,

 

On what basis this Reliability level is classified on Cortex XDR

 

Thank you

 

Screenshot 2025-05-25 203639.png

1 accepted solution

Accepted Solutions

L6 Presenter

Hello @B.RUATTA723613 ,

 

This is something which you need to define. You may consider below:

An Indicator (like an IP address, file hash, domain, URL, or registry key) is assigned a reliability level based on factors such as:

  • Source of the Indicator:
    Is it from a well-known, trusted threat intelligence provider? Or is it from an unverified source?

  • Verification Method:
    Has the indicator been observed in multiple confirmed attacks, or is it just a one-time suspicion?

  • Recency and Frequency:
    How recently was this indicator active, and how often does it appear in malicious contexts?

  • False Positive Rate:
    Has this indicator been proven to cause false positives (i.e., appears in benign situations)?

  • Contextual Information:
    Is the indicator tied to known malware campaigns, threat actor groups, or attack techniques?

If you feel this has answered your query, please let us know by clicking like and  on "mark this as a Solution". Thank you.

Ashutosh Patil

View solution in original post

1 REPLY 1

L6 Presenter

Hello @B.RUATTA723613 ,

 

This is something which you need to define. You may consider below:

An Indicator (like an IP address, file hash, domain, URL, or registry key) is assigned a reliability level based on factors such as:

  • Source of the Indicator:
    Is it from a well-known, trusted threat intelligence provider? Or is it from an unverified source?

  • Verification Method:
    Has the indicator been observed in multiple confirmed attacks, or is it just a one-time suspicion?

  • Recency and Frequency:
    How recently was this indicator active, and how often does it appear in malicious contexts?

  • False Positive Rate:
    Has this indicator been proven to cause false positives (i.e., appears in benign situations)?

  • Contextual Information:
    Is the indicator tied to known malware campaigns, threat actor groups, or attack techniques?

If you feel this has answered your query, please let us know by clicking like and  on "mark this as a Solution". Thank you.

Ashutosh Patil
  • 1 accepted solution
  • 399 Views
  • 1 replies
  • 0 Likes
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