---
title: "AdExchanger: Ad Tech Companies Are Getting Graded On Log-File Transparency"
description: The Trustworthy Accountability Group (TAG) is a not-for-profit industry self-regulatory programme, established to tackle criminal activity in digital advertising.
image: https://www.tagtoday.net/hubfs/Current%20Files/TAG%20Logo_Primary.jpg
---

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# [News](https://www.tagtoday.net/news)

 November 6, 2023

# AdExchanger: Ad Tech Companies Are Getting Graded On Log-File Transparency

 

Will log-file data ever not be a mess?

Doubt it. But the TAG TrustNet program, which was launched two years ago by Trustworthy Accountability Group to focus on advertisers’ supply-chain transparency, is having a go at it.

Advertisers want log-level data because it allows them to sniff out inefficiency or fraud in the supply chain. Adalytics, for example, [used log-level data](https://www.adexchanger.com/platforms/adalytics-claps-back-at-google-with-evidence-of-behaviorally-targeted-ads-served-to-kids-content-on-youtube/) to discover where advertisers were really spending with YouTube. But ad tech companies are often reluctant to shed light on exactly where advertisers are spending their programmatic dollars.

TAG TrustNet is publishing its first register of ad tech companies that share log-file data, don’t share log files and kinda sorta share log-level data. 

[Read more...](https://www.adexchanger.com/online-advertising/ad-tech-companies-are-getting-graded-on-log-file-transparency/) 

 Topics: [News](https://www.tagtoday.net/news/topic/news)

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