Google Panda was released in 2011, basically, this algorithm was updated by Google to target your bad practices such as keyword stuffing and duplicate content. It introduces a quality score that helps web pages to rank based on how people would recognize the context rather than how many keywords it include.
Marketers ensure that they wrote educational, quality content, rewrote underperforming articles and used keyword strategies to survive in Google Panda.
Google Penguin was updated in 2012, It was introduced against Black Hats SEO tactics such as link directories and spammy backlinks. Just like the Panda update, it also looked at keyword stuffing.
Penguin’s goal was to move away from the significance of link volume to boost a page’s search ranking and with only valuable and engaging link moves instead of high-quality content.
Google’s Hummingbird update in 2013. It was all about reaching the gap between what keywords people used and the type of content they actually wanted to find.
In other words, the main aim is to improve the search engine experience and to get the most informative and relevant content to the first page. Because of this, marketers levelled up by including variations and relevant search phrases to improve their chances of meeting searchers’ expectations.
Google RankBrain was updated in 2015, It ranks the pages based on whether they appear to be searched by the users or not. In other word, basically, it promotes the most relevant and informative content for keywords or searches by users.
You can pass the Rank Brain by researching the user’s intent behind every keyword that people search for, and writing rich quality content to meet their expectations.