प्रतिदूतापसर्पाभ्यां दृश्यादृश्यैश्च रक्षिभिः ॥ कZ_०१.१६.३५च्द् ॥
pratidūtāpasarpābhyāṃ dṛśyādṛśyaiśca rakṣibhiḥ
Par des contre-envoyés et des agents clandestins, et par des gardes visibles et invisibles, (ils) doivent être protégés.
Visible security deters overt threats; invisible security detects plots, monitors interactions, and enables deniable intervention—together reducing both physical and informational risk.