┌── LATEST 1 week ago · Cookie Banners · 5 min

Silktide Consent Manager and Google Consent Mode v2: Add the Default the README Leaves Out

Silktide's open-source Consent Manager sends Consent Mode updates but no default. Set up as the README shows, GA4 fired a page_view with no consent signal and set _ga before any click. The four-line fix, measured.

€60MLargest single cookie-consent fine on record

92%of EU sites still mis-classify at least one tracker

v2Consent Mode tier required by Google as of 2024

── the wire · latest ── showing 11 of 84

002

09.16

Google Consent Mode

gtag(‘consent’, ‘default’) Silently Ignored? Check the Shape of Your dataLayer Push

gtag.js only runs a consent command if it arrives as a real arguments object. Rest parameters, arrow functions and literal arrays are dropped without an error, so the default never…

6 min ↗

003

09.15

Cookie Banners

How Long Should Cookie Consent Last? Guidance, Library Defaults and Browser Caps

Regulators converge on six months, CMP libraries default to 120-365 days, and Safari deletes a JavaScript-set consent cookie after seven days without interaction. The sources, the source code, and how…

7 min ↗

004

09.14

Cookie Audits & Scanners

Sharing Cookie Consent Across Your Own Domains After Chrome Drops Related Website Sets

Chrome 153 lists Related Website Sets and requestStorageAccessFor for removal. Consent shared across brand domains through an iframe loses its silent Storage Access grant where third-party cookies are blocked. What…

6 min ↗

005

09.14

Cookie Banners

Matomo Gives Every Page View a New Visitor ID After You Add a Cookie Banner

If a consent banner calls setConsentGiven from a callback after Matomo's snippet runs, matomo.js deletes _pk_id and generates a new one on every page. rememberConsentGiven hides it but outlives the…

6 min ↗

006

09.13

Cookie Banners

Why the Cookie Banner Shows Again on Your Subdomain, and What Sharing Consent Breaks

Klaro, CookieConsent and tarteaucitron all store consent for the exact hostname by default, so shop.example.com asks again. One option fixes that. Tested in Chromium: once the cookie is shared, different…

7 min ↗

007

09.11

Cookie Banners

The WP Consent API Fails Open: What WordPress Plugins Check Before Setting a Cookie

A consent banner cannot stop a WordPress plugin that sets its cookie in PHP. The WP Consent API is the interface for that problem, on roughly 200,000 sites — but…

8 min ↗

008

09.11

Cookie Audits & Scanners

Safari Turns Your Consent Cookie Into a Session Cookie: Two WebKit Bugs, Measured

Build a cookie's expires date with Date.toString() instead of toUTCString() and Safari ignores it, keeping the cookie only until the browser quits. Fixed in Technology Preview 252 for document.cookie only.…

6 min ↗

009

09.11

GDPR & Privacy Law

67% of UK Gambling Sites Sent IDs Before Consent: Run the Same Check on Yours

A Swansea University audit found 418 of 624 UK gambling sites sent a persistent identifier to a third party before any banner interaction. Here is exactly what it measured, what…

6 min ↗

010

09.08

Google Consent Mode

Consent Mode Does Not Cover Google Fonts, Maps or reCAPTCHA

Google names the five products whose tags check consent state. Fonts, Maps and reCAPTCHA are not among them. A page with all seven signals set to denied still made 46…

6 min ↗

011

09.08

Cookie Audits & Scanners

Which Script Set That Cookie? Attributing First-Party Cookies to Third-Party Code

A cookie's domain says where it is sent, not who wrote it. On shopify.com, 15 of 25 cookies sat on .shopify.com and only 5 came from Shopify's own server; the…

8 min ↗

012

09.07

Cookie Banners

Honouring Global Privacy Control in a Self-Hosted CMP

GPC arrives as an HTTP header before your consent script loads, and California's enforcement record punishes sites that detect it then scope it too narrowly. Klaro and CookieConsent ship no…

8 min ↗