Responder
- ID
- S0174
- Type
- Tool
- Source
- attack.mitre.org
- MITRE last modified
- 17 Apr 2025
Responder is an open source tool used for LLMNR, NBT-NS and MDNS poisoning, with built-in HTTP/SMB/MSSQL/FTP/LDAP rogue authentication server supporting NTLMv1/NTLMv2/LMv2, Extended Security NTLMSSP and Basic HTTP authentication. [1]