Back to Home11/18/2025, 2:29:29 PM

Monzo's Real-Time Fraud Detection Architecture with BigQuery and Microservices

rgancarz
1 points
1 comments

Mood

thoughtful

Sentiment

positive

Category

tech

Key topics

fraud detection

microservices

BigQuery

Monzo's redesigned fraud prevention platform uses BigQuery and microservices to detect fraudulent transactions in real-time, and the HN community acknowledges the technical details and potential benefits of this approach.

Snapshot generated from the HN discussion

Discussion Activity

Light discussion

First comment

1s

Peak period

1

Hour 1

Avg / period

1

Comment distribution1 data points

Based on 1 loaded comments

Key moments

  1. 01Story posted

    11/18/2025, 2:29:29 PM

    7h ago

    Step 01
  2. 02First comment

    11/18/2025, 2:29:30 PM

    1s after posting

    Step 02
  3. 03Peak activity

    1 comments in Hour 1

    Hottest window of the conversation

    Step 03
  4. 04Latest activity

    11/18/2025, 2:29:30 PM

    7h ago

    Step 04

Generating AI Summary...

Analyzing up to 500 comments to identify key contributors and discussion patterns

Discussion (1 comments)
Showing 1 comments
rgancarz
7h ago
Monzo, the UK digital bank, has redesigned its fraud prevention platform to keep pace with increasingly sophisticated scams and a growing volume of payments. The reactive system is built to detect fraudulent transactions in real time, enable rapid deployment of new controls, provide detailed performance monitoring, and maintain minimal latency on the payment hot path.
View full discussion on Hacker News
ID: 45966543Type: storyLast synced: 11/18/2025, 2:29:41 PM

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