• General (co)chair:
• 2011: ACNS
• 2010: SecIoT
• Program (co)chair:
• 2012: SecIoT
• 2011: IWCS
• Program committee member:
• 2012: SNDS, CCNC, esIoT, IUPT, STA
• 2011: CCNC, SNDS, ICIMP, SMPE, IFIP-SEC, SmartApps, UTI, TNS, WTA, ACSA, IAS, NSS, WISA, FCST, NCAA
• 2010: SNDS, ICIMP, DaSECo, SecureComm, TNS, NSS, MOPAS, SECRYPT, WISA, ACSA, SIDEUS, SPEDA, SMARTPHONE, ICICS
• 2009: SNDS, IFIP-SEC, SMPE, ICIMP, IADIS e-commerce, NSS, WISA, SECRYPT, OTM IS, SecPri_WiMob, IBWAS
• 2008: SecPerU, IADIS e-commerce, ICIMP, SMPE, NSS
• 2007: SecPerU, IADIS e-commerce
• 2006: SecPerU, CRITIS
• Organization committee member:
• 2008: ESORICS
• 2007: CRITIS, EuroPKI,JITEL

• Editor:
• International Journal of Internet of Things - Scientific and Academic Publishing
• Advances in the Internet of Things - Scientific Research Publishing
• Journal of Next Generation Information Technology - AICIT
• Guest Editor:
• Journal of Security and Communication Networks - Wiley
• "Protecting the Internet of Things"
• Journal of Communication Systems - Wiley
• "Advanced Processing Technologies and Applications for Mobile Communication Systems"
• Invited Reviewer:
• Computers and Security - Elsevier
• Computers Communications - Elsevier
• Computers Networks - Elsevier
• Computer Standards and Interfaces - Elsevier
• IEEE Sensors Journal - IEEE
• Sensors - MDPI

(Last update: January 2012)