ESET成立于1992年，是一家面向企业与个人用户的全球性的计算机安全软件提供商，其获奖产品——NOD32防病毒软件系统，能够针对各种已知或未知病毒、间谍软件（spyware）、rootkits和其他恶意软件为计算机系统提供实时保护。ESET NOD32占用系统资源最少，侦测速度最快，可以提供最有效的保护，并且比其他任何防病毒产品获得了更多的Virus Bulletin 100%奖项。
• Enhanced Media Control -Blocks threats trying to get through to the system via removable media. ESET Smart Security 5 automatically prompts user to scan the content of all USB flash drives, CDs and DVDs. Users can block specific media based on a range of parameters like the device ID, media type, and serial number.
• ESET Cloud-Powered Reputation – Enhanced detection power and scanning speed using advanced reputation service and ESET malware collection and analysis.
• Optimized Startup Procedure – ESET Smart Security 5 lets user start working on computer immediately after boot-up, without compromising security.
• Gamer Mode – When in full-screen mode, ESET Smart Security automatically switches to silent mode to save system resources, so users can enjoy playing computer games or concentrate on important work tasks without distractions from pop-up messages.
• Improved Graphic User Interface – The graphical environment has undergone a number of usability and design modifications aiming to enhance the overall user experience.
• Parental Control – Blocks sites that may contain potentially offensive material. In addition, parents can prohibit access to up to 20 pre-defined website categories.
• Improved Antispam – Antispam module integrated into ESET Smart Security has undergone a thorough optimization process for an even higher level of detection precision.
• Intelligent Firewall – Prevents unauthorized users from accessing your computer remotely and monitoring your network traffic.