Scan.generic.portscan.udp Kaspersky -

: Unlike TCP, which uses a "handshake," UDP scans often rely on receiving an "ICMP Port Unreachable" message to confirm a port is closed. If no message returns, the port may be open or filtered.

To put it simply, is not a virus, Trojan, or malware file. Instead, it is a detection name used by Kaspersky’s network threat protection module. The name breaks down into three distinct parts: scan.generic.portscan.udp kaspersky

Most internet traffic (like viewing a webpage or sending an email) uses TCP. TCP is a "handshake" protocol. When a device connects to another via TCP, it sends a "SYN" packet. If the port is open, the target replies "SYN-ACK," and the connection is established. If the port is closed, the target replies "RST" (Reset). It is polite, structured, and easy for firewalls to track. : Unlike TCP, which uses a "handshake," UDP

This detection is informational, not a remediation. Kaspersky has already blocked the scan or logged it. As long as you see no other symptoms (high CPU, ransom notes, pop-ups), you are safe. The alert will automatically disappear from the main dashboard after a few minutes. Instead, it is a detection name used by

You have three options, ranging from "do nothing" to "aggressive blocking."