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2018-10-08 22:58:01 +02:00
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background-image="img/servers.jpg"
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2018-09-24 23:11:00 +02:00
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# Speicherung
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<notes>
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* sehr komplexes Thema, nur kurzer Überblick
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* starke Vereinfachung
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2018-10-08 22:58:01 +02:00
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* Passwörter nicht im Klartext gespeichert
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</notes>
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---
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## Hash
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2018-10-08 22:58:01 +02:00
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```none
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sha512sum("hallo") = 70b77b7546d42e83139316ec07d048672f5c4aa41a1fec329de6c18e6ef53e3cf7ad124a
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f18aec0b55a25adeb1051f47e8899921cfd9af560e8dafeb0939abcf
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```
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2018-09-24 23:11:00 +02:00
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<notes>
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* Funktion; gleiche Eingabe → gleiche Ausgabe
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* nicht (in polynomialzeit) rückwärts
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2018-10-08 22:58:01 +02:00
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* Beispiel (zeigen)
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* empfohlener Hash: „argon2“
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2018-09-24 23:11:00 +02:00
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</notes>
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