It is about keeping the mind open, thinking like the evil attacker and following the trails taking into account any potential source of evidence.
Some state their speed ratings are for exFAT only, and may differ if formatted to another file system.
To be compliant, card manufacturers must ship according to these file system format specifications and compliant host devices must adhere to the formatting guidelines so will certainly not default to NTFS and are also very unlikely to test their cards with NTFS.
That's not to say that you can't put any file system on you like, but due to the nature of flash based SD cards you are likely to increase your risk loss of data or corruption if you deviate from the defaults.
Regarding allocation unit size, the best setting for this is very closely linked to the geometry of the memory card specifically the write and erase unit size of the underlying flash memory that the card usesand needs to be matched for best performance and reduced wear.
Again, the standards try to ensure that the host and card plays together nicely to make sure that these settings are optimal, and putting a different file system on top is likely to reduce it's life and performance. The SDA even provide a formatting tool to ensure that you're using the optimal file system format and layout for your card:This fact makes it very likely that you'll need to write data to an NTFS-formatted drive from a Mac at some point or another.
Luckily, NTFS write access can be enabled on a per-drive basis using. Again, if this is something that alarms you, there are other methods of allowing to write to your NTFS disks on your Mac OS that may be more comfortable for you to use.
Paid Apps Paragon NTFS – Paragon is a driver that allows a full read and write access to NTFS drives on Mac OS X.
How to Format a Flash Drive. This wikiHow teaches you how to change your flash drive's default file format.
Formatting your flash drive will typically remove any files or folders on the drive, so make sure you back up your files before. As a Bitlocker To Go utility for Mac, M3 Bitlocker Loader for Mac is recommended by IS&T staff members in Knowledge Base of Massachusetts Institute of Technology.
The speed at which you will be able to access the NTFS formatted drive is the same as that of HTS+ format that is native to the macOS.
NTFS for Mac 15 Menu It is easy to install and use on the macOS Sierra. HFS Plus or HFS+ is a file system developed by Apple Inc. It replaced the Hierarchical File System (HFS) as the primary file system of Apple computers with the release of Mac OS HFS+ continued as the primary Mac OS X file system until it was itself replaced with the release of the Apple File System (APFS) with macOS High Sierra in HFS+ is also one of the formats used by the .