擅长:python、mysql、java
<p>嗯,SHA-1不被认为是安全的哈希算法,所以不,它不安全。在</p>
<blockquote>
<p>SHA-1 is no longer considered secure against well-funded opponents. In 2005, cryptanalysts found attacks on SHA-1 suggesting that the algorithm might not be secure enough for ongoing use,[4] and since 2010 many organizations have recommended its replacement by SHA-2 or SHA-3.[5][6][7] Microsoft,[8] Google,[9] Apple[10] and Mozilla[11][12][13] have all announced that their respective browsers will stop accepting SHA-1 SSL certificates by 2017.</p>
</blockquote>
<p>来源:<a href="https://en.wikipedia.org/wiki/SHA-1" rel="nofollow noreferrer">https://en.wikipedia.org/wiki/SHA-1</a></p>
<p>更多阅读:<a href="https://www.schneier.com/blog/archives/2005/02/cryptanalysis_o.html" rel="nofollow noreferrer">https://www.schneier.com/blog/archives/2005/02/cryptanalysis_o.html</a></p>