I used a script to recursively query Twitter accounts for specific patterns, and found just over 22,000 Twitter bots using this process," Patel wrote in a blog post on Friday.
Twitter, however, acted upon most of those accounts and shut them.
Later, Patel modified his previous script and let it run again.
"After 24 hours, my new script had identified just over 20,000 accounts," he posted.
SAN FRANCISCO: Evading Twitter's security algorithms, a mass-scale "botnet" advertising "adult dating" scam websites is back and is rapidly growing on the micro-blogging platform.