Is Bulk Contact Saver for WhatsApp safe?

Low risk

Bulk Contact Saver for WhatsApp sends your WhatsApp phone number to an AWS Lambda activation endpoint.

When Web WhatsApp loads, the extension reads the last-wid-md value from local storage and extracts the numeric WhatsApp account identifier. It sends that phone number in an x-phone request header to an AWS Lambda activation endpoint.

Part of this rating comes from analysis signals we haven't published as detailed findings yet.

opsJsonv5.3.6Chrome Web Store
15Risk
Who publishes it

opsJson - 2 other listings from the same operator, 1 of them carrying a finding

What this publisher told the store about itself, and the other listings that told it the same thing.

Publisher
opsJson

Same store account

2 other listings published from this account, 11k+ users between them. 1 of them carries a finding.

AI-generated. Findings may contain errors. Those marked Verified have been manually reviewed.

Publishers can request a review.

Where it sends data

Destinations our analysis observed Bulk Contact Saver for WhatsApp contacting. Sending data somewhere is not a finding on its own - an extension that syncs your settings has to talk to its own server - but it is where your data can go, and who else it goes to.

  • dhadmt6iqsfawfwu7oimzebz6u0htolh.lambda-url.us-east-1.on.aws

    Bulk Contact Saver for WhatsApp sends data to dhadmt6iqsfawfwu7oimzebz6u0htolh.lambda-url.us-east-1.on.aws. No other extension we have analysed sends data here.

Updated 30 September 2026nloadjiefippecgegockfpioobngphnb