Federal authorities are charging a Las Vegas man with marketing a so-called “cookie-stuffing” operation, enriching himself and others while defrauding eBay along the way. The felony conspiracy to commit wire fraud charge levied Tuesday against Christopher Kennedy, who faces a maximum 5-year prison term, centers around his website called saucekit. The now defunct site is where nefarious website owners would purchase his cookie-stuffing code that would unwittingly dupe eBay to pay those site owners thousands of dollars in advertising referral fees. Authorities in San Jose, California, declined to say how many website owners — or underground eBay affiliates — had purchased the ...