Zip is a popular file format that is used to compress or zip files and folder. Zip file is created using WinZip utility. The contents of Zip file are files and folders that are stored in an arbitrary order. The position of a file in Zip archive is shown in the so called central directory that is positioned at the end of Zip file. Files and folders in Zip file are represented by the file entries. The general file format of Zip file is sequential. But in some situations, you may not extract the Zip file due to missing signature of central directory. In such case, the data becomes inaccessible and critical data loss situations occur. In order to overcome this issue, you are required to go for Zip Recovery solutions.
The Zip files or archives are comprised of a local file header, followed by central directory and extended file header. With the addition of every new file to Zip archive, it gets overstated data plus local file header. After completion of writing process, the central directory is specified. The central directory lies at the end of the file where location of every file and folder is indicated.
The Central directory of a Zip file is consisted of the file headers. For every file entry, it is comprised of relative offset like information in the archive of file names and local headers. A 4-byte signature is created by central directory for every file entry. These file signatures are compared when the Zip file is parsed. But in case of any damage to the central directory, Zip file can not be extracted and you might come across the below given error message:
“End-of-central-directory signature not found. Either this file is not a zipfile, or it constitutes one disk of a multi-part archive”
In such situations, you need to carry out Zip Recovery by repairing and restoring the damaged Zip file to gain access of your valuable data. This is best possible with the help of third party repair zip software.
These software use efficient and effective scanning algorithms to effectively scan damaged Zip archive and extract all of the data from it. Zip Repair software are very easy to use and can handle most of the Zip corruption scenarios.
Stellar Phoenix Zip Recovery is the most excellent solution to tackle all of the Zip corruption cases. It can repair and restore damaged Zip files, created using WinZip 5.0 to 11.1. This zip repair software is compatible with Microsoft Windows Vista, 2003, XP, 2000, NT and ME.
