ISSUE-59 (consistent single location to define c14n URIs): Canonicalization URIs are not defined in consistent location leading to confusion [Errata-C14N]
ISSUE-61 (streaming reqmts): characterize what is meant by streaming and associated requirements [Rqmts (XML Signature and Canonicalization V Next Requirements)]
ISSUE-62 (schema validation): Clarify best practice related to order of schema validation and xml security processing for 2nd Edition [Best Practices for XML Signature]
ISSUE-63 (namespace rqmts): Namespace requirements: undeclarations, QNames, use of partial content in new contexts [Rqmts (XML Signature and Canonicalization V Next Requirements)]
ISSUE-66 (constrain-xml-data-model): Which constraints can we impose on xml data model for simplification [Rqmts (XML Signature and Canonicalization V Next Requirements)]