It looks like you’re referencing and ESET Smart Security along with the number 803191 .

ESET built its reputation on breaking this cycle through its proprietary ThreatSense engine. Instead of just looking for known file signatures, ESET focuses heavily on advanced heuristics and behavioral analysis. It looks at what a file attempts to do , allowing it to intercept zero-day exploits and mutated ransomware variants before they can execute.

ESET NOD32 Antivirus is designed for users who need fundamental, fast, and light-weight protection. It is engineered to detect and neutralize a wide array of digital threats without slowing down the system. Key Features of NOD32

ESET Smart Security was the combining NOD32’s AV engine with:

Phishing remains one of the most effective ways for hackers to steal banking credentials and passwords. ESET 8.0.319.1 features an optimized anti-phishing database that cross-references visited URLs against live blacklists. It blocks deceptive websites that mimic legitimate banking or e-commerce institutions before they can trick the user into typing sensitive data. The Ultimate Benefit: Low System Footprint