{"text_format":"1","workbook":"xlsx","n_sheets":3,"sheets":["Cover","Text","Bild"],"not_rendered":{"charts":0,"images":0,"macros":1,"external_links":0,"defined_names":1,"comments":0,"pivot_tables":0},"unopened":[],"bounds":{"document_bytes":16777216,"sheet_cells":100000,"rows_first":2000,"rows_last":500,"rows_between":2000,"halvings":0,"cell_chars":16384,"cell_head_chars":4096},"cells_cut":0,"cells_raw":0,"read":"whole","date_system":"1900"}

{"sheet":"Cover","index":0,"n_rows":22,"n_cols":3,"rows_kept":22,"cut":false,"hidden":false,"merged":[]}
[]
[]
[null,"Algorithmen"]
[null,"für Ingenieure"]
[]
[]
[null,"Kapitel",14]
[null,"Thema","Steganografie"]
[]
[null,"Inhalt","Informationen in Bildern"]
[]
[]
[]
[]
[]
[]
[null,"Version","1.0"]
[null,"Autor","Harald Nahrstedt"]
[null,"Datum","2025-06-14"]
[]
[]
[null,"Springer Vieweg Verlag"]

{"sheet":"Text","index":1,"n_rows":3,"n_cols":1,"rows_kept":3,"cut":false,"hidden":false,"merged":[]}
["GINGESIMVORANGEGANGENENKAPITELUMDIESUCHENACHINFORMATIONENSOGEHTESINDIESEMKAPITELUMDERENVERHEIMLICHUNGDADIESESTHEMAGANZEBUCHBAENDEFUELLENKANNMUSSESBEIEINEREINFÜHRUNGBLEIBENDENFÜRUNSSTEHENDIEALGORITHMENIMVORDERGRUNDSIESOLLENINFORMATIONENVERSCHLUESSELNUNDENTSCHLÜSSELNDIEAUFGABENBEREICHEDERKRYPTOGRAFIEUNDDERKRYPTOANALYSEAUSBEIDENBEREICHENBETRACHTENWIRNACHEINERKURZENEINFUEHRUNGANWENDUNGSBEISPIELEZURVEREINFACHUNGBENUTZENWIRDAZUTEXTINFORMATIONEN"]
[]
["GINGESIMVORANGEGANGENENKAPITELUMDIESUCHENACHINFORMATIONENSOGEHTESINDIESEMKAPITELUMDERENVERHEIMLICHUNGDADIESESTHEMAGANZEBUCHBAENDEFUELLENKANNMUSSESBEIEINEREINFUHRUNGBLEIBENDENFURUNSSTEHENDIEALGORITHMENIMVORDE"]

{"sheet":"Bild","index":2,"n_rows":0,"n_cols":0,"rows_kept":0,"cut":false,"hidden":false,"merged":[]}