Microsoft is testing bolding the HTTPS portion of the URLs in the Bing Search results. We've seen Microsoft test HTTPS labels in various forms over the years, including using lock icons. But here, Microsoft Bing is being more subtle about it by just bolding the HTTPS portion of the URL.
This test was spotted by Sachin Patel who shared a screenshot of this on X and Search Engine Watch - here is that screenshot:
As you can see, these are on the sponsored results but I assume they will also apply to the organic results - maybe?
I tried to replicate this but I cannot.
Forum discussion at X.
