Related by context. Frequent words. (Click for all words.) 52 homeland security 40 Homeland Security 37 security 37 counterterrorism 36 cybersecurity 35 counter terrorism 34 biodefense 34 antiterrorism 33 Chertoff 33 House Appropriations subcommittee 31 combating terrorism 31 Viisage 31 Homeland Security Secretary 30 Michael Chertoff 30 DHS 30 appropriations subcommittee 30 Homeland Security DHS 30 post-#/# [001] 30 bioterrorism 29 baggage screening 29 counterterrorism adviser 29 seaports 29 terrorist attacks 29 countering terrorism 29 governmentwide 29 infrastructure 28 Napolitano 28 appropriations bill 28 Homeland 28 aeronautics 28 emergency preparedness 28 aerospace 27 discretionary spending 27 counterterror 27 aviation 26 terrorism 26 Security 26 appropriations 26 bioterror 26 Knocke 26 mass transit 26 Janet Napolitano 26 TWIC 26 House Appropriations Committee 26 spokesman Russ Knocke 26 Homeland Defense 26 biometrics 26 Asa Hutchinson 25 Cybersecurity 25 intrusion detection 25 FBI 25 criminal justice 25 Sensenbrenner 24 DN.M. 24 GAO 24 C4ISR 24 law enforcement 24 Governmental Affairs Committee 24 Roehrkasse 24 HSPD 24 DNI 24 RN.H. 24 ManTech International 24 Patriot Act 23 Mukasey 23 Terrorism 23 Counterterrorism 23 DOD 23 REAL ID 23 unmanned aerial 23 appropriators 23 REAL ID Act 23 nonmilitary 23 Mica R Fla 23 Kerik 23 federal 23 US VISIT 23 illegal immigration 22 communications 22 transportation 22 Cyber Security 22 Information Assurance 22 cyber 22 spokesman Brian Roehrkasse 22 counterintelligence 22 DoD 22 Pistole 22 TSA 22 interagency 22 intelligence 22 Joint Terrorism Task Force 21 Secret Service 21 Defense DoD 21 Government Accountability Office 21 Senate Judiciary Committee 21 nonproliferation 21 Paulison 21 preparedness 21 FISMA 21 Budget OMB 21 Diplomatic Security