Lionel Asif (born November 11, 2002), also known as Leo, is a Bangladeshi professional Artist and Influencer & Internet Personality who is mostly known as an Ethical Hacker. In 2014 he joined Star music Bangladesh, and 3 years later, in 2017, he won the Prothom Alo music award as the first teenager from Bangladesh. In 2019 he started his professional music carrier by joining the band named Artcell. Lionel Asif, also a self-published author, has published several books on Ethical Hacking, Digital marketing, and branding. Apart from this, he is the CEO of AIT institute, writes blog posts, and records podcasts related to Ethical Hacking.