"public-key cryptography" meaning in English

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  "lang_code": "en",
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      "glosses": [
        "A form of cryptography which allows users to communicate securely without previously agreeing on a shared secret key (abbreviation PKC)"
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          "communicate",
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          "securely",
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          "secret",
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          "PKC",
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      "synonyms": [
        {
          "word": "asymmetric cryptography"
        },
        {
          "word": "public-key encryption"
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      "translations": [
        {
          "code": "cs",
          "lang": "Czech",
          "sense": "form of cryptography",
          "tags": [
            "feminine"
          ],
          "word": "kryptografie s veřejným klíčem"
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          "code": "fi",
          "lang": "Finnish",
          "sense": "form of cryptography",
          "word": "julkisen avaimen salaus"
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        {
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          "lang": "Icelandic",
          "sense": "form of cryptography",
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            "feminine"
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  "word": "public-key cryptography"
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  "synonyms": [
    {
      "word": "asymmetric cryptography"
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    {
      "word": "public-key encryption"
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  "translations": [
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      "code": "cs",
      "lang": "Czech",
      "sense": "form of cryptography",
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        "feminine"
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      "word": "kryptografie s veřejným klíčem"
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      "code": "fi",
      "lang": "Finnish",
      "sense": "form of cryptography",
      "word": "julkisen avaimen salaus"
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  "word": "public-key cryptography"
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