FIELD: computer technology.
SUBSTANCE: method for generating a signature for spam detection contains stages, at which a set of electronic messages is formed to check for spam from a stream of electronic messages; based on attribute values of each electronic message from the generated set of electronic messages, at least one feature is found for spam detection; a decision tree is formed for spam detection using all found features; using the decision tree and the generated set of electronic messages, a list of found signs for detecting spam that have worked more than once is identified; a signature for detecting spam is formed based on the identified list of signs.
EFFECT: ensuring information security in conditions of mass mailing of electronic messages.
14 cl, 4 dwg
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