DNS

DNS (Domain Name System) DNS plays a crucial role in the initial reconnaissance (footprinting) phase of a security assessment. It provides valuable information about a target organization’s network infrastructure. Whois The whois command reveals information about domain registration and ownership. Understanding the regional distribution of DNS management organizations is helpful. Registrar Region ARIN North America APNIC Asia Pacific LACNIC Southern and Central America and Caribbean RIPE NCC Europe, the Middle East and Central Asia AfriNIC Africa DNS Commands nslookup This is the primary DNS query tool available on Windows systems. Useful options include: ...

Pharming: A Silent Threat to Online Security While many are aware of phishing attacks, a lesser-known but equally dangerous threat lurks online: pharming. This insidious tactic manipulates internet infrastructure to redirect users to fraudulent websites, even when they type the correct URL. How Pharming Works Pharming exploits vulnerabilities in the Domain Name System (DNS), which acts as the internet’s address book, translating human-readable website names (like [無効な URL を削除しました]) into machine-readable IP addresses. By corrupting this system, attackers can misdirect users to fake websites designed to steal sensitive information. ...