5 Security Things to Know for the Week of Jan. 21, 2019

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Now, here is what’s making security headlines to start your week:

1. Fake news: A supposedly massive new stash of stolen email addresses and passwords is actually an older trove of hacked credentials.

2. Small businesses at risk: Network switches popular with small businesses contain a flaw that can permit access for unauthenticated attackers.

3. Filling the void: Researchers are offering temporary fixes for two publicly known vulnerabilities that Microsoft left unpatched in its January security update.

4. The not-so-friendly skies: A critical vulnerability in a popular online booking system used by scores of airlines may have permitted malicious hackers to access personal data on millions of people.

5. Fallout, boy oh boy: While exploit kit activity isn’t quite near the same levels as a couple of years ago, the Fallout exploit kit has been retrofitted with new capabilities and features.