Related Clues:

• One getting on-the-job-training, maybe
• Gullible one
• Artless one
• Artless
• Unsophisticated
• Tenderfoot in cyberspace
• Fledgling
• Tender-foot
• Inexperienced one
• New kid on the block
• Environmentalist
• Hardly a veteran
• Computer neophyte
• Gullible sort
• Amateur