High gold content. As East China Normal University is a well-known 2 1 1 university in China, it is a university directly under the Ministry of Education. Therefore, the school's Ph.D. in cryptography has a high gold content and graduates have good employment prospects. The annual funding for doctoral research is about1.2000. PhDs in cryptography can be employed in banking security system, website security of various enterprises, confidential information security and other fields.