Figure 3 shows the process the actors used to turn their IPv6 IP address range into a domain they could use in phishing emails. For a normal reverse DNS lookup, the entire IP address is needed to calculate the reverse DNS string. However, since the threat actor operates a /64 range, the last 64 bits of the address can be ignored. To make their reverse DNS domains harder to detect and block, they prepend the domain with a randomly generated subdomain to make each FQDN unique.
Where did Wordle come from?Originally created by engineer Josh Wardle as a gift for his partner, Wordle rapidly spread to become an international phenomenon, with thousands of people around the globe playing every day. Alternate Wordle versions created by fans also sprang up, including battle royale Squabble, music identification game Heardle, and variations like Dordle and Quordle that make you guess multiple words at once.
,这一点在新收录的资料中也有详细论述
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