Business Insider reports that boxing champion Floyd Mayweather Jr. and record producer DJ Khaled have been fined by the SEC.<br />The two will pay hundreds of thousands of dollars in penalties to settle charges filed against them by the Securities and Exchange Commission.<br />Meayweather and Khaled promoted initial coin offerings (ICOs).<br />They did not disclose they were paid to do so.<br />Both Mayweather and Khaled touted the ICO of Centra Tech, which was later alleged to have been a scam. <br />