After casually buying a domestic Android smartphone for around a thousand yuan at the electronics mall, Sun Cheng inserted his newly replaced SIM card into it.
"Make do with this until I get my iPhone 5 back next time!"
After consoling himself, Sun Cheng quickly slipped it into his pocket and headed back toward the school.
Although he had provided Apple with nearly fifty vulnerabilities in their earlier transaction, Sun Cheng knew that while the flaws he had supplied were tricky and well-hidden, they would at most affect the user experience. They were not high-risk vulnerabilities. So, he could accept receiving only ninety thousand yuan in cash from Apple.
Apple's rewards for high-risk vulnerabilities were too low, so from the beginning, Sun Cheng had focused on the vulnerability acquisition platform Zerodium. Barring any surprises, those vulnerabilities should earn him at least two to three hundred thousand US dollars.
Still, Zerodium's efficiency left him completely speechless. Even if there was a time difference between China and the other side of the ocean, how could an email sent from China go unanswered for two whole days? Their efficiency was just awful!
He complained inwardly, but his mood was still excellent thanks to the money that had come in.
By the time he returned to the vicinity of the school, Sun Cheng was in no hurry to go back to his dormitory. He went straight into a small stir-fry restaurant near the school gate, ordered himself two dishes and a bottle of beer, and indulged himself for once.
The meal lasted more than an hour.
He ate, drank, and fiddled with his newly bought Android phone. By the time he had finished eating and drinking, paid the bill, and left, the sky outside had already turned dark.
Not long after leaving the restaurant,