Private Blog Network (PBN) backlinks are links built from a network of privately owned websites to another site with the aim of pushing the pages up the search engine rankings. PBNs can work because Google’s algorithm uses a website’s link profile when deciding where to rank it. However, PBN links are generally considered a black hat SEO tactic and are against Google’s guidelines. PBN links are not editorially placed links as the result of great content, but rather a way to impact search rankings artificially. PBNs often rely on low-quality, spun, or duplicate content that does not provide value to users, and they can leave footprints that can be detected by search engines. While PBN backlinks can sometimes yield short-term gains in search engine rankings, they are generally not a sustainable or effective long-term SEO strategy. It is not recommended to use PBN backlinks as they can harm your websites SEO efforts.