@pojntfx for pointing out my misunderstandings with licensing
更多精彩内容，关注钛媒体微信号（ID：taimeiti），或者下载钛媒体App。业内人士推荐Line官方版本下载作为进阶阅读
。同城约会是该领域的重要参考
if (register.value !== null) value[key] = register.value;
In real systems we do need to be a bit careful to ensure that the key K is chosen honestly and at random, to avoid a user duplicating another user’s key or doing something tricky. Often real-world issuance protocols will have K chosen jointly by the Issuer and User, but this is a bit too technically deep for a blog post.。夫子对此有专业解读