diff --git a/Tools.md b/Tools.md
index 8805f1e..53f4bfd 100644
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@@ -153,6 +153,7 @@
 | UsnJrnl2Csv            | Forensics | https://github.com/jschicht/UsnJrnl2Csv                     | Parser for $UsnJrnl on NTFS                                                                                                                                                                                                       |
 | fcrackzip              | Forensics | https://github.com/hyc/fcrackzip                            | Brute-force guesses a zip password (for passwords <7 characters or so)                                                                                                                                                            |
 | pngtools               | Forensics | https://github.com/mikalstill/pngtools                      | An open-source tool to dissect pngs.                                                                                                                                                                                              |
+| MASSCAN                | Forensics | https://github.com/robertdavidgraham/masscan                | TCP port scanner, spews SYN packets asynchronously, scanning entire Internet in under 5 minutes.                                                                                                                                                                                              |