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Printer tracking dots - Wikipedia

彩色激光打印机与复印机会在每页印上含时间、日期与设备标识的黄色追踪点。

资源信息

域名
en.wikipedia.org
内容类型
文章(article)
主题
立场
引用(reference)
提及
5 次提及,5 位提及者
合集
经典(classic)
提及年份
2022
综合推荐分
5.9

推荐理由

Cites the article as evidence color printers already embed tracking watermarks.

HN 评论原话

“You mean like most (or maybe all) color laser printers sold in the last couple decades?”

— wongarsu · 查看 HN 原评论(在新标签页打开)

网页原文证据

are a digital watermark which many color laser printers and photocopiers produce on every printed page that identifies the time, the date, and the specific device that was used to print the document

网页抓取状态

成功(ok)