Dear All,

 

We have just finished installing several security features to our linux box which will provide more security to our shared customers, bellow is the list of features and services that are installed in the server :

  1.  ConfigServer Security & Firewall  :
  • Straight-forward SPI iptables firewall script
  • Daemon process that checks for login authentication failures for:
    • Courier imap, Dovecot, uw-imap, Kerio
    • openSSH
    • cPanel, WHM, Webmail (cPanel servers only)
    • Pure-pftd, vsftpd, Proftpd
    • Password protected web pages (htpasswd)
    • Mod_security failures (v1 and v2)
    • Suhosin failures
    • Exim SMTP AUTH
    • Custom login failures with separate log file and regular expression matching
  • POP3/IMAP login tracking to enforce logins per hour
  • SSH login notification
  • SU login notification
  • Excessive connection blocking Block traffic on unused server IP addresses – helps reduce the risk to your server
  • Alert when end-user scripts sending excessive emails per hour – for identifying spamming scripts
  • Suspicious process reporting – reports potential exploits running on the server
  • Excessive user processes reporting
  • Excessive user process usage reporting and optional termination
  • Suspicious file reporting – reports potential exploit files in /tmp and similar directories
  • Directory and file watching – reports if a watched directory or a file changes
  • IDS (Intrusion Detection System) – the last line of detection alerts you to changes to system and application binaries
  • SYN Flood protection
  • Ping of death protection
  • Port Scan tracking and blocking
  • Permanent and Temporary (with TTL) IP blocking
  • Exploit checks
  • Account modification tracking – sends alerts if an account entry is modified, e.g. if the password is changed or the login shell
  • Shared syslog aware
  • New in v4: Messenger Service – Allows you to redirect connection requests from blocked IP addresses to preconfigured text and html pages to inform the visitor that they have been blocked in the firewall. This can be particularly useful for those with a large user base and help process support requests more efficiently
  • New in v4: Country Code blocking – Allows you to deny or allow access by ISO Country Code
  • New in v4: Port Flooding Detection – Per IP, per Port connection flooding detection and mitigation to help block DOS attacks

 

 

  1. ClamAV Scanner
  1.  
    1. advanced database updater with support for scripted updates and digital signatures
    2. virus scanner C library
    3. on-access scanning (Linux® and FreeBSD®)
    4. virus database updated multiple times per day (see home page for total number of signatures)
    5. built-in support for various archive formats, including Zip, RAR, Tar, Gzip, Bzip2, OLE2, Cabinet, CHM, BinHex, SIS and others
    6. built-in support for almost all mail file formats
    7. built-in support for ELF executables and Portable Executable files compressed with UPX, FSG, Petite, NsPack, wwpack32, MEW, Upack and obfuscated with SUE, Y0da Cryptor and others

 

At netspaceindia we take all security steps to keep our customer in safe list however we still recommend taking regular backup of your files and database as second line of safety.

Regards,
NetSpaceIndia – Support Team

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