On June 27, Tencent QQ posted a message on Weibo in response to a recent incident in which a mass of user accounts were hacked due to fake QR codes. As QR codes have become quite popular, how can we p ...

“扫码支付”、“扫码关注”、“扫码加好友”……“扫码”成了现在日常使用频率非常高的一个词汇。再加上突如其来的 ...