length extension attack
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attack against cryptographical hash functions, where knowing Hash(message₁) and the length of message₁ allows an attacker to calculate Hash(message₁ ‖ message₂) for an attacker-controlled message₂
Connections
encryption
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SHA-2
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HMAC
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BLAKE
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Galois/Counter Mode
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Secure channel
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International Standard Book Number
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cryptocurrency
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cryptography
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computer security
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ransomware
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hash function
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public-key cryptography
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digital signature
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steganography
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MD5
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cyberattack
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cryptanalysis
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symmetric-key algorithm
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key
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