<?xml version="1.0" encoding="UTF-8"?><!-- Generated on 2026-04-25 17:08 --><urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:news="http://www.google.com/schemas/sitemap-news/0.9"><url><loc><![CDATA[https://www.teiss.co.uk/news/mercor-faces-class-action-lawsuits-after-data-breach-exposes-contractor-information-17404]]></loc><news:news><news:publication><news:name><![CDATA[teiss]]></news:name><news:language>en</news:language></news:publication><news:publication_date>2026-04-24T10:57-01:00</news:publication_date><news:title><![CDATA[Mercor faces class-action lawsuits after data breach exposes contractor information]]></news:title></news:news></url><url><loc><![CDATA[https://www.teiss.co.uk/news/uk-biobank-data-breach-exposes-health-records-of-500000-volunteers-online-17403]]></loc><news:news><news:publication><news:name><![CDATA[teiss]]></news:name><news:language>en</news:language></news:publication><news:publication_date>2026-04-24T10:53-01:00</news:publication_date><news:title><![CDATA[UK Biobank data breach exposes health records of 500,000 volunteers online]]></news:title></news:news></url><url><loc><![CDATA[https://www.teiss.co.uk/news/korean-matchmaking-service-duo-fined-over-600000-over-sensitive-member-data-breach-17402]]></loc><news:news><news:publication><news:name><![CDATA[teiss]]></news:name><news:language>en</news:language></news:publication><news:publication_date>2026-04-23T23:32-01:00</news:publication_date><news:title><![CDATA[Korean matchmaking service Duo fined over £600,000 over sensitive member data breach]]></news:title></news:news></url><url><loc><![CDATA[https://www.teiss.co.uk/news/data-of-500000-uk-biobank-volunteers-listed-for-sale-in-china-17401]]></loc><news:news><news:publication><news:name><![CDATA[teiss]]></news:name><news:language>en</news:language></news:publication><news:publication_date>2026-04-23T22:17-01:00</news:publication_date><news:title><![CDATA[Data of 500,000 UK Biobank volunteers listed for sale in China]]></news:title></news:news></url></urlset>