Browse Definitions:
Definition

PST file

A PST file is a personal folder file in Microsoft Outlook. In Outlook, the storage limit for a single user's .PST file is 2 GB. PST stands for personal storage.

Ask your questions about Exchange at ITKnowledgeExchange.com

Getting started with PST files
To explore how PST files are used in the enterprise, here are some additional resources:
Microsoft Outlook .PST file FAQs Troubleshoot Outlook .PST file issues with this collection of FAQs, from importing and exporting data to file repair and recovery.
Why are .PST files a security threat to Exchange Server mailboxes? The use of .PST files can threaten mailbox security in an Exchange Server organization. Learn why these files are so problematic and how to disable them.
Create a group policy to prevent .PST file storage in Exchange 2007 Use the Group Policy Object Editor in Active Directory to prevent users from storing new data in .PST files on Exchange 2007 and Microsoft Outlook 2007.
Migrating .PST files to an Exchange Server information store The first step to migrate .PST files to an Exchange Server information store is to get Microsoft Outlook users to save .PST data to their Outlook mailboxes.
Lock down Microsoft Outlook 2007 to prevent .PST file access The final step to eliminating the use of .PST files for mailbox data storage in Exchange Server 2007 is locking down Microsoft Outlook 2007.
Migrating older .PST files to Microsoft Outlook 2003 Find out how to take advantage of Microsoft Outlook 2003's 20 GB .PST file size limit.
Control Microsoft Outlook .PST file size and usage via the registry Learn how to control and prevent Microsoft Outlook .PST problems by implementing registry keys that manage ANSI- and Unicode-based .PST file size and usage.
This was last updated in December 2008

Join the conversation

5 comments

Send me notifications when other members comment.

By submitting you agree to receive email from TechTarget and its partners. If you reside outside of the United States, you consent to having your personal data transferred to and processed in the United States. Privacy

Please create a username to comment.

The file format may also be known as a Personal Folder File. PST File used to store copies of messages, calendar events, and other items. http://freeoutlookpstrepair.weebly.com
Cancel
PST size limit depends on file format. Pre versions of Outlook 2003 are using ANSI format. This file format is limited to 2 GB.
Outlook 2003 and its post versions are using Unicode file format. This kind of format has larger space which is up-to 50 GB in Outlook 2010 & Outlook 2013.
To know other facts related to PST file, reach at:
http://outlook-troubleshooting-tips.blogspot.in/2013/09/a-predefined-strategy-to-secure-outlook.html
Cancel
I've never heard of these files...
Cancel
To make everything easier I often use this tool: <a href=http://www.coolutils.com/OSTtoPSTConverter>http://www.coolutils.com/OSTtoPSTConverter</a> working with PST. It really helps.
Cancel
If you have any problems with size of .pst files
you can try this free tool:
http://www.pst-file-splitter.com/
Cancel

-ADS BY GOOGLE

File Extensions and File Formats

Powered by:

SearchCompliance

  • PCAOB (Public Company Accounting Oversight Board)

    The Public Company Accounting Oversight Board (PCAOB) is a Congressionally-established nonprofit that assesses audits of public ...

  • cyborg anthropologist

    A cyborg anthropologist is an individual who studies the interaction between humans and technology, observing how technology can ...

  • RegTech

    RegTech, or regulatory technology, is a term used to describe technology that is used to help streamline the process of ...

SearchSecurity

  • Advanced Encryption Standard (AES)

    The Advanced Encryption Standard, or AES, is a symmetric block cipher used by the U.S. government to protect classified ...

  • identity theft

    Identity theft, also known as identity fraud, is a crime in which an imposter obtains key pieces of personally identifiable ...

  • spear phishing

    Spear phishing is an email-spoofing attack that targets a specific organization or individual, seeking unauthorized access to ...

SearchHealthIT

SearchDisasterRecovery

  • call tree

    A call tree -- sometimes referred to as a phone tree -- is a telecommunications chain for notifying specific individuals of an ...

  • mass notification system (MNS)

    A mass notification system is a platform that sends one-way messages to inform employees and the public of an emergency.

  • disaster recovery as a service (DRaaS)

    One approach to a strong disaster recovery plan is DRaaS, where companies offload data replication and restoration ...

SearchStorage

  • CIFS (Common Internet File System)

    CIFS (Common Internet File System) is a protocol that gained popularity around the year 2000, as vendors worked to establish an ...

  • GlusterFS (Gluster File System)

    GlusterFS (Gluster File System) is an open source distributed file system that can scale out in building-block fashion to store ...

  • virtual memory

    Virtual memory is a memory management capability of an OS that allows a computer to compensate for physical memory shortages by ...

SearchSolidStateStorage

  • Tier 0

    Tier 0 (tier zero) is a level of data storage that is faster, and perhaps more expensive, than any other level in the storage ...

  • PCIe SSD (PCIe solid-state drive)

    A PCIe SSD (PCIe solid-state drive) is a high-speed expansion card that attaches a computer to its peripherals.

  • SSD caching

    SSD caching, also known as flash caching, is the temporary storage of data on NAND flash memory chips in a solid-state drive so ...

SearchCloudStorage

  • RESTful API

    A RESTful application program interface breaks down a transaction to create a series of small modules, each of which addresses an...

  • cloud storage infrastructure

    Cloud storage infrastructure is the hardware and software framework that supports the computing requirements of a private or ...

  • Zadara VPSA and ZIOS

    Zadara Storage provides block, file or object storage with varying levels of compute and capacity through its ZIOS and VPSA ...

Close