E Detective Decoding Centre (EDDC) is designed as a Linux based centralized system for offline Internet raw data file parsing and reconstruction. It can be used to parser (decode and reconstruct) raw data files in PCAP format collected from different sources. Internet raw data (Internet packets) files can be collected from an Ethernet/LAN network or a WLAN network through different packet capturing or sniffing tools such as Ethereal, Wireshark, tcpdump, WinDump etc.