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Best Way to Reduce Chance of Hash collisions: Multiple Hashes, or Larger Hash?

Is It Fair to Assume That SHA1 Collisions Won't Occur on a Set of < 100k Strings

Can There Be Two Hash Functions without Common Collisions?

Are There Any Known Collisions for the SHA-2 Family of Hash Functions?

Is SHA-1 Still Practical Secure under Specific Scenarios?

Is It Theoretically Possible to Construct a String That Contain Its Own Hash Value?

Is the Number of Creatable Torrents Limited?

Why Would You Expect to Find a Collision in a Hash Function after Approximately $\sqrt{n}$ Hashes?

Tunnels Used in Md5

Can the XOR of Two Non-Collision-Resistant Hashes Be Collision Resistant?