[fancyfredbot]

Care to mention what these legitimate and established services are?

[JLCarveth]

Plaid is used by a lot of the major Canadian banks.

[raudette]

Flinks is also an often-used aggregator in Canada.

"Connecting" savings accounts from EQ Bank or Wealthsimple to an account at TD Bank requires providing TD credentials to Flinks.

[joshuaissac]

Sofort used to do this. I don't know if they still do.

[FinnKuhn]

Paypal, Klarna