The topic of security and privacy is highly relevant to the podcast episodes provided, as it is a recurring theme that is discussed across multiple episodes.

For example, in the episode titled 'What Is a DAC? - DTNS 4794', the hosts highlight the security and privacy concerns surrounding device tracking networks and the potential for misuse if trackers are enabled by default.

Similarly, in the episode '746: All About iMessage', the hosts explore how Apple's iMessage service incorporates various measures to protect user data and conversations, emphasizing the importance of security and privacy in messaging platforms.

The episode 'Google's AI answers are a joke' also touches on security and privacy concerns, including the potential risks of AI-generated misinformation and the spyware issue at Wyndham hotels.