Please refer to the response you got on this issue on the Verizon forums at http://forums.verizon.com/t5/Suggestions-For-This-Community/Forum-access-is-pathetic/m-p/691798.
Verizon manages their own SSO (registration, sign on and password resets). Lithium just supplies the community platform and provides moderation for the Verizon community. The Verizon Community Manager posted an announcement on the Verizon Forums home page about the issues at http://forums.verizon.com/.
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