Adobe first offered redaction tools starting with Acrobat 8 and redaction capabilities have continued to improve with each new release.
I can't find the redact option in Acrobat X Standard to black out confidential information in a pdf.
Adobe ® Acrobat® X White Paper. Using redaction in Adobe ® Acrobat® X. Best practices for removing sensitive text and images from documents. Redaction is.
Redact adobe - submitting your