With the advent of Web 3.0, the swift advancement of technology confronts an imminent threat from quantum computing. Security protocols safeguarding the integrity of Web 2.0 and Web 3.0 are growing more susceptible to both quantum attacks and sophisticatedclassical threats. The article introduces long-distance freespace quantum secure direct communication (LDFS QSDC) as a method to safeguard against security breaches in bothquantum and classical contexts. Differing from techniques like quantum key distribution (QKD), LDFS QSDC surpasses constraints by facilitating encrypted data transmission sans key exchanges, thus diminishing the inherent weaknesses of key-based systems. The distinctiveness ofthis attribute, coupled with its quantum mechanics base, protects against quantum computer assaults and advanced non-quantum dangers, harmonizing seamlessly with theuntrustworthy tenets of the Web 3.0 age. The focus of our study is the incorporation of LDFS QSDC into network infrastructures, highlighting its efficacy for extended-range communication via memory DL04 protocol, quantumaware low-density parity check (LDPC), and pointing, acquisition, and tracking (PAT) technologies. Utilizing this method not only bolsters the security of worldwide Web 3.0 networks but also guarantees their endurance in a time where quantum and sophisticated classical threats exist simultaneously. Consequently, LDFS QSDC stands out as a robust security solution, well-suited for Web 3.0 systems amidst the constantly evolving digital environment.