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Sattar01152 π©πΉπ
@sattar01152
Hash and digital signature: Hash: Each block of information turns into a unique hash code. Hashes are created by security algorithms and even a small change in the block information will cause significant changes in the hash. This feature prevents fraud and unauthorized changes.
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Fatima6844 π© π π΅
@fatim6844
519 $DEGEN for u
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