Also called a key, a string of alphanumeric characters used to receive bitcoin. (finder.com)
The new 4 Series gets the latest iteration of the iDrive system, its central control dial inset with a touch pad, letting drivers enter alphanumeric characters by tracing them, much more convenient than the old rotary selection system. (cnet.com)
If, after reading the Old Testament, all you conclude is that God is petty, then your eyes were closed at the time and you only saw alphanumeric characters on paper. (religion.blogs.cnn.com)