Google SEO
December 2020 — Search Engine Land
Why was the December 2020 core update significant?
One of 2020's most volatile core updates reinforced the importance of E-A-T in YMYL sectors, before Experience was formally added in 2022.
Further analysis
Use this entry as an audit checkpoint. The cited source establishes the context; the direct answer identifies what to check before choosing an action.
In SFT, this topic relates to Trust. Check whether the signal is visible on the page, connected to the rest of the website and supported by understandable evidence.
Related search terms include December 2020 core update, E-A-T. Use them to describe the issue in a brief, audit or answer page.
Applying SFT
Trust requires observable evidence: sources, consistency, citations, identifiable authors and verifiable claims.