The presentation discusses the vulnerabilities of automated phone calls and voicemail systems in online services and provides recommendations for improving security.
- Automated phone calls and voicemail systems in online services are vulnerable to attacks that can compromise user accounts.
- Recommendations for improving security include eliminating default pins, disabling voicemail if not in use, and not providing phone numbers to online services unless required.
- An anecdote is provided to illustrate how an attacker can use automated phone calls to hijack a victim's WhatsApp account.
- Tags: cybersecurity, online services, automated phone calls, voicemail systems, recommendations
The presenter demonstrates how an attacker can use automated phone calls to hijack a victim's WhatsApp account by simulating the victim's phone being in airplane mode and using voicemail cracker to retrieve the temporary code provided by WhatsApp. The attacker can then use the code to hijack the victim's WhatsApp account.