eWeek Security

WhiteHat Report Finds Web Site Security Vulnerabilities Persist
WhiteHat Security's latest report on Web site security shows cross-site scripting remains the most common Web site vulne

Apple iPhone Password Bypass Made Public
The passcode feature on the latest version of Apple's iPhone can be bypassed in a few simple steps. Apple issued a fix f

Private Browsing and the Enterprise
In an enterprise, privacy is good in moderation. But new hyperprivacy features need IT's control. - The rumors were r

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Public Domain or Free Network Monitoring Tools

  • ANL Web100 based Network Configuration Tester tests the reliablity and operational status of your network link.
  • aslookup tool searches the sequence of AS number specified with the parameter from IRR and indicates the first line of Description of AS Object.
  • arpwatch, if this link fails then you can FTP it from ftp://ftp.ee.lbl.gov/arpwatch.tar.Z (since this is the master repository it may also be a more recent version than the one above).
  • Big Brother and its clone Big Sister consists of local clients that test system conditions and the availability of network services, and send these status reports to one or more DISPLAY servers where these reports appear as little dots on a web page, or PAGER servers that notify administrators about system problems.
  • FDBGet This little gadget will try to retrieve the forwarding table entries (Mac to interface number) of switches (layer 2 devices). This comes in handy when you want to know to which interface of a switch a particular NIC (e.g. computer) is attached to. Now suppports parameters for command line use.
  • Netdisco is an Open Source web-based network management tool. Designed for moderate to large networks, configuration information and connection data for network devices are retrieved by SNMP. With Netdisco you can locate the switch port of an end-user system by IP or MAC address. Data is stored using a SQL database for scalability and speed. It also provide optional use of the Cisco Discovery Protocol (CDP).
  • D-ITG (Distributed Internet Traffic Generator) is a platform (collection of tools) capable of producing traffic (network, transport and application layer) and of accurately replicating appropriate stochastic processes for both IDT (Inter Departure Time) and PS (Packet Size) random variables (exponential, uniform, cauchy, normal, pareto, ...).
  • FingerPrinting
    • Nmap is a utility for port scanning of large networks, although it works fine for single hosts. OPENXTRA has a version (NMapWin) for Windows.
    • TBIT TCP Behavior Inference Tool
    • sscan performs probes against victim hosts to identify services which may potentially be vulnerable to exploitation.
  • Internet Detective is a small Windows application that offers computer users easy access to the status and capabilities of their current network connection by providing information about advanced network capabilities, including connectivity to an Internet2 backbone network, an estimate of available bandwidth and multicast capabilities.
  • Lachesis a tool from Intel to monitor and report on response time and packet loss to "landmark" Internet sites. It is based on the publically available tool Imeter.

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