NSF File Extension
Notes Storage Format (NSF/ nsf)
Brief Info About What NSF File Extension is?
NSF or Notes Storage Facility is a database supported by both HCL Notes and HCL Domino server. NSF file stores data in document unit which is termed as Notes. It comprises of crucial information of a Notes account like emails, contacts, user data, design information, appointments and so on.
NSF files are generally hosted by the HCL Domino server, and can be effortlessly downloaded by the Notes clients for using the fully functional database in offline mode. If Notes user modify, edit, or perform any reflecting changes in database then it is automatically synchronized by Domino server in the master database.
Life Span of Notes and Domino
Application Category
Database Files
Organization
Lotus / IBM / HCL Technologies
MIME Type
application/x-lotus-notes
Applications Supported
Format Version
| Value | Notes Version |
|---|---|
| 16 | Notes 1.x, 2x |
| 17 | Notes 3.x |
| 20 | Notes 4.x |
| 41 | Notes 5.x |
| 43 | Notes 6, 7 and 8 |
| 48 | Notes 8 |
| 51 | Notes 8.5 |
File Signature
On–disk structure signatures are used by the NSF file format for the marking of start and size of data structures.
BSIG (Byte Signature)
It is of 2 bytes in size and comprises of the following:
| Offset | Size | Value | Description |
|---|---|---|---|
| 0 | 1 | Signature | |
| 1 | 1 | Size of Structure |
WSIG (Word Signature)
It is 4 bytes in size and includes the following:
| Offset | Size | Value | Description |
|---|---|---|---|
| 0 | 1 | Signature | |
| 1 | 1 | 0xff | Marker Value |
| 2 | 2 | Size of Structure |
LSIG (Long Signature)
Its size is 4 bytes and is comprised of the following:
| Offset | Size | Value | Description |
|---|---|---|---|
| 0 | 1 | Signature | |
| 1 | 1 | 0x00 | Marker Value |
| 2 | 4 | Size of Structure |
Encryption
To save the .nsf file extension from unauthorized beneficiaries, it can be encrypted in following ways:
Default Location of NSF File
Single User
Windows:C:\Programs Files\IBM\Lotus\Notes\Data
Multi User
Windows XP:\Documents and Settings\Username\Local Settings\Application Data\Lotus\Notes\Data
Windows Vista/7/8:\Users\Username\AppData\Local\Lotus\Notes\Data
Mac OS:~/Library/Application Support/Lotus Notes Data
Linux:/ {$HOME}/Lotus/Notes/Data
How to open and view NSF file
NSF file is created and opened by IBM Lotus Notes application. To open NSF file user can follow two methods: