For the authenticity of academic qualifications, you can check online now, or you can call the graduate school directly to verify. Nowadays, talent service centers in many big cities can check the authenticity of academic qualifications.
It is difficult to judge the authenticity of work experience. Although many companies now require job seekers to fill out forms during interviews, they must fill in letters of recommendation and contact information after each work experience. However, if a person really wants to cheat, it is difficult for you to check, because that reference may be false. As long as you are well prepared, it is difficult for you to find the problem. It seems that in addition to telephone verification and online inquiry, it is more important to rely on personal experience to test the authenticity of resumes. Generally speaking, it can be judged by age, graduation time and work experience.