(= spam over instant messaging,
"spämm kiirmeiliga")

olemus
spämm, mis saadetakse
reaalaegsuhtluse platvormi kaudu :
- saatmine sageli automatiseeritud
- tavaliselt on tekstis spimmija veebilink
- on harilikust meilispämmist tülikam, sest
nõuab reageerimist reaalajas

Wiktionary:
1. (telephony) unsolicited messages sent to cellular phones
2. (Internet) unsolicited commercial messages sent via an instant messaging system

ülevaateid
https://www.networksplusco.com/what-is-spim-spam-and-spit/

https://wikidiff.com/spam/spim

https://en.wikipedia.org/wiki/Messaging_spam

tõrje
https://www.zdnet.com/article/how-to-stop-im-and-spim-abuse/

https://www.itu.int/rec/dologin_pub.asp?lang=e&id=T-REC-X.1248-201709-I!!PDF-E&type=items