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  • Users: BA2PC
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  1. BA2PC

    W2K all accounts lockout from external netbios brute force attack

    Just wanted to pop in and give an update. The server is up and running. I've had to deny SMTP relay and SMTP to just the server's IP address. We still get plenty of brute force attacks. Right now I am trying to fend off a MySQL brute force "root" attack. Regards
  2. BA2PC

    Async VB6 socket TCP design question

    avan, C++ because of the thread handling? Unfortunately, I do not have C++ experience. How steep is the learning curve?
  3. BA2PC

    Async VB6 socket TCP design question

    dillettante, Thanks for your response. I am probably mixing up nomenclature in my attempt to describe this in psuedo code. I need to design a program that will handle bi-directional data on a TCP socket bound to a port. Many, many small pieces of data from different IP address. We have built...
  4. BA2PC

    Async VB6 socket TCP design question

    I am designing a VB app that needs Async TCP comm with custom Ethernet hardware units (256 max). I would like to "fork" a child process for every TCP comm event from a specific IP address and socket and carry out the "state" and then close the process. Could anyone recommend some further...
  5. BA2PC

    W2K all accounts lockout from external netbios brute force attack

    kmcferrin Thank you for your excellent insight. Let me give you a better feel for this project. We have vending machines with PC based ethernet controllers communicating real-time payment approve/deny decisions to a MySQL database on a W2k server with IIS, FTP. FTP PASV mode is the solution...
  6. BA2PC

    W2K all accounts lockout from external netbios brute force attack

    The issue I had with a firewall was the outbound FTP and SQL ports changing. I would have to open such a large range of ports for these services that it seems unproductive.
  7. BA2PC

    W2K all accounts lockout from external netbios brute force attack

    I would like to share a recent experience. W2k Web server IIS5 MySQL. netbios (port 135) was enabled by default via WINS. Loads of 680 events auditing logons. Account lockout policies triggered all username lockout including IUSR (anonymous web access). Disable netbios over TCP/IP in W2k...
  8. BA2PC

    Qbasic serial comm for dollar bill acceptor input

    Referencing: thread314-1263352 BA2PC Qbasic notes Serial comm settings: 300,8,1,N, DTR turns BA on/off Source code (Qbasic/VB): http://www.upstatenetworks.com/kiosk OPEN "com1: 300, n, 8, 1,cd0,cs0,ds0,op0,rs,rb2048" FOR INPUT AS #1 Here's the code to detect a bill : ON COM(1) GOSUB...

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