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bhillier's avatar
bhillier
Copper Contributor
May 24, 2023

Help with error getting POP3 Client Credential flow for OAuth2.0

Hi all   I feel like I have done everything I can to resolve this and I am not quite there. Appreciate any advice or pointers anyone gives me   I am using the client credentials flow to try to co...
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Kidd_Ip's avatar
Kidd_Ip
MVP
May 25, 2023

bhillier 

This is a new setup, can you test IMAP?

  • bhillier's avatar
    bhillier
    Copper Contributor
    May 25, 2023

    Kidd_Ip 

     

    I have narrowed this down because I can succesfully authenticate with Curl.

     

    < +OK The Microsoft Exchange POP3 service is ready. [UwBZADUAUAAyADgAMgBDAEEAMAAwADcAOQAuAEEAVQBTAFAAMgA4ADIALgBQAFIATwBEAC4ATwBVAFQATABPAE8ASwAuAEMATwBNAA==]
    > CAPA
    < +OK
    < TOP
    < UIDL
    < SASL PLAIN XOAUTH2
    < USER
    < .
    > AUTH XOAUTH2
    < +
    > dXNlcj1SZXhFc2JRwYm1Sdm<Snip>
    < +OK User successfully authenticated.
    > LIST
    < +OK 0 0

     

    So the issue is my java mail client is sending "PASS" instead of "AUTH XOAUTH2"

    I am sure I have set up my java properties correctly so how do I force it to do this?

     

    (Thanks for replying)

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