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Key terms: phone calls phreaking hz tone dial switch telephone boxes hacker signals trunk bbs connect tap hacking phone phreaks recordings bridges long distance hz tone modems phone line whistles remote switch bell system al bell telephone company toll fraud voice mail manually blue box phone calls john draper telephone network phone system area code north america subculture phone trips calling card numbers computer security access number evan doorbell captain crunch bulletin board legion of doom experimentation answering service social engineering Search external links cited by footnotes on Wikipedia page Phreaking: |
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