<prompt> Translate the following text to SwahiliThe SEC plays an important role through its responsibilities to regulate activities of public companies and their auditors and to conduct related enforcement actions, as well as to establish and sustain the new Public Company Accounting Oversight Board PCAOB established by the Sarbanes-Oxley Act of 2002 until the PCAOB is certified by the SEC as ready to operate.  <response>: SEC ina jukumu muhimu kupitia majukumu yake ya kudhibiti shughuli za kampuni za umma na wakaguzi wao na kutekeleza hatua zinazohusiana za utekelezaji, na pia kuanzisha na kudumisha Bodi mpya ya Usimamizi wa Uhasibu wa Kampuni ya Umma PCAOB iliyoanzishwa na Sheria ya Sarbanes-Oxley ya 2002 hadi PCAOB ithibitishwe na SEC kuwa tayari kufanya kazi. 