Digicon Telecommunication Ltd Ftp Server Exclusive Access

Digicon Telecommunication Ltd is an Internet Service Provider (ISP) primarily operating in Bangladesh. Like many local ISPs in the region, they are known to maintain an FTP (File Transfer Protocol) Server for their subscribers.

An FTP server is a dedicated computer used for storing and transferring files. In the context of ISPs like Digicon, these servers act as a "local content delivery network," hosting movies, software, games, and tutorials so users can download them at high speeds without consuming their external internet data quota. digicon telecommunication ltd ftp server exclusive

  • Restrict access to known IPs (office IPs, partner IPs) at firewall and service level.
  • Use a dedicated public IP or VPN for partner access; prefer site-to-site VPN for high security.

    • Fake login panels mimicking the Digicon FTP are prevalent. Cybercriminals host fake "exclusive" servers containing ransomware disguised as firmware.bin. Never trust a login portal that isn't hosted on the digicontele.com domain. Restrict access to known IPs (office IPs, partner

    While the base protocol is FTP over TLS (explicit mode, port 2121—not the standard 21 to reduce automated scans), the "Exclusive" nature mandates three additional layers: Fake login panels mimicking the Digicon FTP are prevalent

    Internal Policy: Session timeouts are set to 180 seconds of inactivity. After three failed authentication attempts from any whitelisted IP, that entire subnet is automatically quarantined for 60 minutes—notified via out-of-band SMS to the partner’s security contact.

    This folder contains the proprietary operating system for Digicon’s line of SDR (Software Defined Radio) transceivers.

    sudo apt update && sudo apt upgrade -y

    sudo apt install vsftpd openssl -y

    sudo openssl req -x509 -nodes -days 365 -newkey rsa:4096 -keyout /etc/ssl/private/vsftpd.key -out /etc/ssl/certs/vsftpd.pem
sudo chmod 600 /etc/ssl/private/vsftpd.key

    listen=NO
listen_ipv6=YES
anonymous_enable=NO
local_enable=YES
write_enable=YES
chroot_local_user=YES
allow_writeable_chroot=YES
ssl_enable=YES
rsa_cert_file=/etc/ssl/certs/vsftpd.pem
rsa_private_key_file=/etc/ssl/private/vsftpd.key
ssl_ciphers=HIGH
force_local_data_ssl=YES
force_local_logins_ssl=YES
require_ssl_reuse=NO
pasv_enable=YES
pasv_min_port=50000
pasv_max_port=50100

    sudo systemctl restart vsftpd
sudo systemctl enable vsftpd

    Because of the high latency involved in satellite backhauls, the server requires Passive Mode (PASV) . Standard active FTP will fail due to firewall configurations on the Digicon side.