Which order does the asset profiler use to perform asset reconciliation, from most definite to least definite?

The asset profiler in IBM QRadar uses a specific order to perform asset reconciliation, which prioritizes the most definitive methods of identifying assets first. The correct order is based on the reliability and relevance of the information gathered during the reconciliation process.

The sequence starts with data sources that provide the most specific and direct information about an asset's identity. This includes utilizing protocols and communications directly relating to the asset, such as assigned IP addresses or MAC addresses. Next, the asset profiler may reference existing asset data or contextual information pulled from scans or logs—this provides a general understanding of the asset in question.

From this point, the profiler will consider less definitive sources, such as network topology or general classifications associated with the asset. The last source utilized would often be heuristic or less concrete data that may provide some clues but lacks the verification offered by the earlier methods.

By completing the reconciliation in this order, the asset profiler ensures that the most accurate and reliable definitions of assets are prioritized, ultimately enhancing the effectiveness of threat detection and incident response within IBM QRadar.