diff --git a/pdf/71. The Art of Intrusion by Kevin Mitnick.pdf b/pdf/71. The Art of Intrusion by Kevin Mitnick.pdf new file mode 100644 index 0000000..ff58f45 Binary files /dev/null and b/pdf/71. The Art of Intrusion by Kevin Mitnick.pdf differ diff --git a/pdf/72. Hack Notes - Windows Security Portable Reference.pdf b/pdf/72. Hack Notes - Windows Security Portable Reference.pdf new file mode 100644 index 0000000..d7af599 Binary files /dev/null and b/pdf/72. Hack Notes - Windows Security Portable Reference.pdf differ diff --git a/pdf/73. Hacking - The Next Generation.pdf b/pdf/73. Hacking - The Next Generation.pdf new file mode 100644 index 0000000..97035c0 Binary files /dev/null and b/pdf/73. Hacking - The Next Generation.pdf differ diff --git a/pdf/74. Hacking The Cable Modem.pdf b/pdf/74. Hacking The Cable Modem.pdf new file mode 100644 index 0000000..463065f Binary files /dev/null and b/pdf/74. Hacking The Cable Modem.pdf differ diff --git a/pdf/75. Hackers Beware - Defending Your Network From The Wiley Hacker.pdf b/pdf/75. Hackers Beware - Defending Your Network From The Wiley Hacker.pdf new file mode 100644 index 0000000..f802d53 Binary files /dev/null and b/pdf/75. Hackers Beware - Defending Your Network From The Wiley Hacker.pdf differ