What does Google say about SEO? /
Website security has become a cornerstone of modern search engine optimization. This category compiles all official Google statements regarding HTTPS protocol, SSL/TLS certificates, and their direct impact on search rankings. Since Google announced HTTPS as a ranking signal, understanding their positions on website security has become critical for SEO professionals. Topics covered include HTTP to HTTPS migration strategies, mixed content resolution, HSTS implementation, security certificate management and validation. Google regularly communicates best practices for securing websites, common migration pitfalls to avoid, and the growing importance of user data protection. This official documentation helps SEO practitioners secure their sites without losing rankings, anticipate evolving security requirements, and understand how Chrome and Search Console flag security issues. The guidance addresses technical implementation challenges, canonical URL handling during migrations, and the relationship between security and user trust signals. Mastering these official recommendations ensures not only improved search visibility but also visitor confidence and compliance with current web standards. For webmasters and SEO specialists, these declarations provide authoritative answers to security-related questions that directly affect organic performance and long-term site sustainability.
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★★★ Why is Google suddenly sharing massive data on robots.txt usage?
Google has integrated new metrics to analyze robots.txt files through HTTP Archive, allowing for large-scale data extraction with BigQuery to better understand and document the most widely used rules....
Gary Illyes Apr 23, 2026
★★★ Is Google finally revealing how it really analyzes your pages with HTTP Archive?
HTTP Archive is used by Google to analyze how web pages evolve in terms of performance, JavaScript usage, and other essential SEO metrics....
Gary Illyes Apr 23, 2026
★★★ Why Is It Perfectly Normal to Temporarily Lose Rankings After an HTTPS Migration?
The owner of a 15-year-old financial website panicked after losing his top 3 Google rankings following an HTTPS migration. He had also changed his WordPress theme and updated his content, and was wond...
John Mueller Mar 24, 2026
★★★ Does Google really protect your crawl budget automatically from server overload?
Google's crawl infrastructure automatically slows down if connection times repeatedly increase. It slows down even more in case of HTTP 503 response, indicating server overload. 403/404 errors do not ...
Gary Illyes Mar 12, 2026
★★★ Does Google really share cached content between its different crawlers?
Google uses an aggressive internal cache independent of standard HTTP mechanisms. If Google News crawled a page 10 seconds ago, web search can reuse that copy rather than making another request, thus ...
Gary Illyes Mar 12, 2026
★★★ Why could your HTTPS site display an incorrect name and favicon in Google due to a phantom HTTP page?
John Mueller from Google revealed an unusual issue: an old invisible HTTP homepage can cause malfunctions in the display of the site name and favicon in Google search results. The context: a site was...
John Mueller Feb 17, 2026
★★ Does a clean website really boost your credibility in Google's eyes?
Having a well-designed website with an appropriate domain name and HTTPS strengthens the credibility and trust users place in a business or project, compared to a presence limited to social media alon...
Martin Splitt Feb 12, 2026
★★ Should You Really Analyze All Redirects and CSP Configurations to Optimize Your SEO?
John Mueller advises against spending too much time analyzing redirects and CSP (Content Security Policy) parameters for every URL on a website to optimize search engine rankings. His argument: Bad re...
John Mueller Feb 10, 2026
★★ Should you replace GET parameters with PUT requests to protect your crawl budget?
It is very rare that Googlebot uses HTTP PUT requests. Using PUT requests instead of GET parameters for actions like adding to cart would help prevent these URLs from being crawled....
Gary Illyes Feb 03, 2026
★★★ Is Chrome about to make HTTPS mandatory by default in 2026? Here's what you need to know
Chrome will make HTTPS the default protocol by October 2026, which means users will need to give permission before an unsecured site can load....
John Mueller Nov 17, 2025
★★★ What are the technical priorities Google really wants you to audit first?
Aspects to verify during an audit include: routing or network issues, HTTP headers and metadata, redirect chains or loops, canonicalization and internal link issues, as well as markup and rendering pr...
Martin Splitt Nov 06, 2025
★★★ How Can You Tell a Good Crawler from a Bad One and Why Does It Matter for Your SEO?
Martin Splitt and Gary Illyes recently highlighted the essential attributes of a good crawler: Attributes of a good crawler according to Martin Splitt Support HTTP/2 for better performance and efficie...
Gary Illyes Aug 26, 2025
★★★ Do You Really Need to Know How to Code to Become a Great SEO in 2024?
In the latest episode of the Search Off the Record podcast, Google's Martin Splitt and Gary Illyes addressed the question of the technical level required to work as an SEO professional. Their message ...
Gary Illyes Jun 24, 2025
★★★ Why does Googlebot persist in crawling your deleted pages with 410 status?
A site publisher noticed a drop in visibility on Google after Googlebot made millions of requests to non-existent pages, at a level close to a DDoS attack. One example: over 2.4 million requests targe...
John Mueller Jun 17, 2025
★★★ Do you really need to master web development to succeed in SEO?
To deeply optimize a system the way SEOs do, it is necessary to understand certain characteristics of that system. SEOs must understand how HTTP works, what a header is, how HTTPS functions, certifica...
Martin Splitt Jun 12, 2025
★★★ Has Googlebot Really Evolved Technically Without Changing Its Core Crawling Principles?
Gary Illyes discussed the evolution of Googlebot in the Search Off the Record podcast. While the basic principles of crawling have changed little, notable technical improvements have taken place, such...
Gary Illyes Jun 03, 2025
★★ Does Googlebot really support HTTP/3 for crawling your website?
Googlebot currently supports HTTP/2 for more efficient crawling using streamed connections. HTTP/3 is not yet supported but could be in the future....
Gary Illyes May 29, 2025
★★★ Why Doesn't Google Search Console Show Any Traffic for Certain Versions of Your Domain?
On Reddit, John Mueller explained to a user that they wouldn't be able to see a drop in traffic on Google Search Console for certain versions of their domain (without "http", without "www") since thes...
John Mueller May 27, 2025
★★ Is Your Crawl Budget Being Compromised by HTTP 429 Status Codes?
HTTP status code 429 (Too Many Requests) is treated by Google as a client-side error (4xx), indicating that the client is requesting a resource too frequently. It is not a server error even though it ...
Gary Illyes May 15, 2025
★★ Are HTTP 1xx status codes harming your site's crawlability by Googlebot?
Google does not support HTTP 1xx status codes (such as 100 Continue or 101 Switching Protocols). The crawler simply passes through them without noticing and waits for the next non-1xx status code to e...
Gary Illyes May 15, 2025
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