Txoj kev twg ntawm chaw nres nkoj scanning yog qhov nrov tshaj plaws?

2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47

UDP Luam theej duab . Thaum TCP scans yog tus feem ntau hom ntawm chaw nres nkoj scans , tsis quav ntsej UDP raws tu qauv isa feem ntau yuam kev los ntawm cov kws tshawb fawb txog kev ruaj ntseg, ib qho uas tuaj yeem muab cov ntaub ntawv rhiab los ntawm cov kev pabcuam hauv lub network, uas tuaj yeem siv tau zoo ib yam li TCP cov kev pabcuam.

Kuj nug, yam tseem ceeb tshaj plaws ntawm kev txheeb xyuas yog dab tsi?

Qhov no tsab xov xwm yuav muaj cov ntaub ntawv hais txog ob feem ntau cov scanners. Cov ntaub ntawv yuav suav nrog; tus nqi, thiab nws siv li cas Cov plaub yam hom scanner yog: Flatbed, Sheet-fed, Handheld, thiab Drum scanners. Flatbed scanners yog qee qhov feem ntau Feem ntau siv scanners vim nws muaj ob qho tib si hauv tsev thiab chaw ua haujlwm.

Ib yam li ntawd, 3 hom kev txheeb xyuas network yog dab tsi? Tshawb xyuas yog ntawm peb hom : NetworkScanning . Chaw nres nkoj Tshawb xyuas . Vulnerability Tshawb xyuas.

Xav txog qhov no, lub hom phiaj ntawm chaw nres nkoj scanning yog dab tsi?

A chaw nres nkoj scanner yog ib daim ntawv thov tsim los ua tus neeg rau zaub mov lossis tus tswv tsev rau qhib chaw nres nkoj. Cov ntawv thov no tuaj yeem siv los ntawm cov thawj coj los txheeb xyuas cov cai tswjfwm kev nyab xeeb ntawm lawv lub network thiab los ntawm cov neeg tawm tsam txhawm rau txheeb xyuas cov kev pabcuam hauv network uas khiav ntawm ahost thiab siv qhov tsis zoo.

Cov chaw nres nkoj twg hackers siv?

Feem ntau Hacked Ports

• TCP chaw nres nkoj 21 - FTP (File Transfer Protocol)
• TCP chaw nres nkoj 22 - SSH (Secure Plhaub)
• TCP chaw nres nkoj 23 - Telnet.
• TCP chaw nres nkoj 25 - SMTP (Yooj Yim Xa Ntawv Hloov Raws Cai)
• TCP thiab UDP chaw nres nkoj 53 - DNS (Domain Name System)
• TCP chaw nres nkoj 443 - HTTP (Hypertext Transport Protocol) thiab HTTPS (HTTP dhau SSL)