Definitely, a Black Hat question or thinking . Dear! hope this question stand for making a good future..! Here you can find out the Black hat seo techniques .
Black hat seo should be avoided as they can cause harm to your website ranking. Black hat techniques help to rank your keyword faster in search engines, but they are harmful for search engine updates.
You just need to check google forum where they are telling some techniques which you must not do in SEO field. Just follow those techniques thus you are doing a negative SEO or black SEO.
Black hat SEO is the use of techniques that are not acceptable to search engines..black hat SEO techniques can get their sites penalized by or banned from search engines.
example of some main black hat technique are --
Keyword stuffing
Link farm
invisible text
doorway pages
Black Hat SEO is most commonly defined as a disapproved practice that increases a page's ranking in a search engine result page (SERP). These practices are against the search engine's terms of service and can result in the site being banned from the search engine and affiliate sites.
Honestly, diving into black hat SEO might seem tempting for quick gains, but it's a risky path that could lead to long-term damage to your site's credibility and rankings. Instead, why not focus on building a solid foundation with custom software or mobile app development? It can significantly benefit your business and boost your SEO the right way. Check out this article for some insights: https://attractgroup.com/blog/mobile-app-development-best-practices/. It's a safer and more sustainable strategy for growth.