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gommzystudio
device-activity-tracker
TypeScript2025–2025
gommzystudio / device-activity-tracker

device-activity-tracker

A phone number can reveal whether a device is active, in standby or offline (and more). This PoC demonstrates how delivery receipts + RTT timing leak sensitive device-activity patterns. (WhatsApp / Signal)

Web DevelopmentSecurity & PrivacyCommunication & Social
Explore on GitHubRead Hacker News discussions
4Distinct people
4Mentions
0Explicit recommenders
5.2KGitHub stars
REPOSITORY AT A GLANCE

What to know before exploring

What it is

A phone number can reveal whether a device is active, in standby or offline (and more). This PoC demonstrates how delivery receipts + RTT timing leak sensitive device-activity patterns. (WhatsApp / Signal)

GitHub

Where it is used

No documented product use has been verified yet.

What people are saying

No recommendation phrase was found in the indexed comments.

No classified warning is attached to this page. Read the discussions before treating silence as approval.

Also in these discussions

No other repository is repeatedly linked in the same discussions.

This week on Hacker News

Nov 7–Nov 14 UTC · Direct repository links and separately labeled related project stories. Indexed through 11/14/2026, 3:56:07 PM UTC.

No direct repository links were found in the indexed HN discussions over the past seven days. Older discussions are available below.

Mentions over time

HN mentions by day4 dated mentions

Observed mentions: 2025-12-10 17:28:28 UTC to 2025-12-31 13:00:09 UTC.

012025-12-10 00:00:00 UTC to 2025-12-11 00:00:00 UTC (exclusive): 1 mentions; 1 submissions, 0 commentsDec 102025-12-11 00:00:00 UTC to 2025-12-12 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-12-12 00:00:00 UTC to 2025-12-13 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-12-13 00:00:00 UTC to 2025-12-14 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-12-14 00:00:00 UTC to 2025-12-15 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-12-15 00:00:00 UTC to 2025-12-16 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-12-16 00:00:00 UTC to 2025-12-17 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-12-17 00:00:00 UTC to 2025-12-18 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-12-18 00:00:00 UTC to 2025-12-19 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-12-19 00:00:00 UTC to 2025-12-20 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-12-20 00:00:00 UTC to 2025-12-21 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 commentsDec 202025-12-21 00:00:00 UTC to 2025-12-22 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-12-22 00:00:00 UTC to 2025-12-23 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-12-23 00:00:00 UTC to 2025-12-24 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-12-24 00:00:00 UTC to 2025-12-25 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-12-25 00:00:00 UTC to 2025-12-26 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-12-26 00:00:00 UTC to 2025-12-27 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-12-27 00:00:00 UTC to 2025-12-28 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-12-28 00:00:00 UTC to 2025-12-29 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-12-29 00:00:00 UTC to 2025-12-30 00:00:00 UTC (exclusive): 1 mentions; 1 submissions, 0 comments2025-12-30 00:00:00 UTC to 2025-12-31 00:00:00 UTC (exclusive): 1 mentions; 0 submissions, 1 comments2025-12-31 00:00:00 UTC to 2026-01-01 00:00:00 UTC (exclusive): 1 mentions; 1 submissions, 0 commentsDec 31

Counts come from the repository’s dated source evidence. Index cutoff: 2026-11-02 08:16:59 UTC.

View mention counts and date ranges
UTC ranges include their start and exclude their end. Select a period to filter the source evidence.
PeriodStart (UTC)End (exclusive, UTC)MentionsSubmissionsComments
Dec 102025-12-10 00:00:00 UTC2025-12-11 00:00:00 UTC110
Dec 112025-12-11 00:00:00 UTC2025-12-12 00:00:00 UTC000
Dec 122025-12-12 00:00:00 UTC2025-12-13 00:00:00 UTC000
Dec 132025-12-13 00:00:00 UTC2025-12-14 00:00:00 UTC000
Dec 142025-12-14 00:00:00 UTC2025-12-15 00:00:00 UTC000
Dec 152025-12-15 00:00:00 UTC2025-12-16 00:00:00 UTC000
Dec 162025-12-16 00:00:00 UTC2025-12-17 00:00:00 UTC000
Dec 172025-12-17 00:00:00 UTC2025-12-18 00:00:00 UTC000
Dec 182025-12-18 00:00:00 UTC2025-12-19 00:00:00 UTC000
Dec 192025-12-19 00:00:00 UTC2025-12-20 00:00:00 UTC000
Dec 202025-12-20 00:00:00 UTC2025-12-21 00:00:00 UTC000
Dec 212025-12-21 00:00:00 UTC2025-12-22 00:00:00 UTC000
Dec 222025-12-22 00:00:00 UTC2025-12-23 00:00:00 UTC000
Dec 232025-12-23 00:00:00 UTC2025-12-24 00:00:00 UTC000
Dec 242025-12-24 00:00:00 UTC2025-12-25 00:00:00 UTC000
Dec 252025-12-25 00:00:00 UTC2025-12-26 00:00:00 UTC000
Dec 262025-12-26 00:00:00 UTC2025-12-27 00:00:00 UTC000
Dec 272025-12-27 00:00:00 UTC2025-12-28 00:00:00 UTC000
Dec 282025-12-28 00:00:00 UTC2025-12-29 00:00:00 UTC000
Dec 292025-12-29 00:00:00 UTC2025-12-30 00:00:00 UTC110
Dec 302025-12-30 00:00:00 UTC2025-12-31 00:00:00 UTC101
Dec 312025-12-31 00:00:00 UTC2026-01-01 00:00:00 UTC110

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