( = very small aperture terminal,
"väga väikese apertuuriga terminal")

olemus
satelliitside tehnoloogia ja maajaam
paraboolantenni läbimõõduga 50-100 lainepikkust:
- Ka-sagedusalal alla 2m
- Ku-alal alla 4m
- C-alal alla 8m

rakendusi
- Internet, sealhulgas VoIP
- kõneside ja faks
- videokonverents
- muu andmeside

ülevaateid
https://en.wikipedia.org/wiki/Very-small-aperture_terminal

http://www.rfwireless-world.com/Tutorials/VSAT-tutorial.html

https://iosrjournals.org/iosr-jece/papers/Vol.%2010%20Issue%201/Version-3/D010131824.pdf

https://www.wiley.com/en-us/VSAT+Networks,+2nd+Edition-p-9780470866863

turvalisus
https://blog.apnic.net/2020/10/01/evolving-threats-in-maritime-vsat-security/

http://securityaffairs.co/wordpress/21049/hacking/vsat-terminals-opened-targeted-cyber-attacks.html

https://www.idirectgov.com/SaveDocument.aspx?id=9f577644-1ee5-42d9-9782-ed0ccf0befec

https://www.itu.int/dms_pub/itu-r/opb/rep/R-REP-S.2278-2013-PDF-E.pdf

https://media.defense.gov/2022/Jan/25/2002927101/-1/-1/0/CSA_PROTECTING_VSAT_COMMUNICATIONS_01252022.PDF