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Trust signal

What is trust signal?

A trust signal is any on-page element that helps a reader or crawler verify a site is legitimate — contact details, editorial policy, named authors, citations, or update dates.

Why it matters

Trust signals matter more since AI answer engines began weighting source credibility when choosing what to cite.

Publishing a visible last-updated date on evergreen pages is one of the cheapest improvements available.

Related terms

  • E-E-A-T

    E-E-A-T stands for Experience, Expertise, Authoritativeness, and Trustworthiness — the framework Google's quality raters

  • GEO (Generative Engine Optimisation)

    GEO is the practice of making content easy for generative AI systems such as ChatGPT, Gemini, and Perplexity to retrieve

  • Author bio

    An author bio is the short profile appended to an article identifying the writer, their expertise, and usually a link to

Cite this definition

Guest Post Website. “Trust signal.” Guest Posting & SEO Glossary. https://guestpostwebsite.com/glossary/trust-signal