(I've heard the phrase, "The more you change, the more you don't change?" Think back to the days when everyone was using modems to dial up the Internet, and wardialing was all the rage. Programs like ToneLoc and Scan are also very popular. Hackers in those days would call a series of phone numbers to find systems with modems attached. While administrators fought the hackers by limiting the amount of time their modems were online, they started using callback systems and logging caller IDs.
Wireless System Security.pdf)
收藏
