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	<title>Keytool: Importando uma chave da Let&#039;s Encrypt - Revision history</title>
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	<updated>2026-06-02T14:21:48Z</updated>
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		<id>https://ebasso.net/wiki/index.php?title=Keytool:_Importando_uma_chave_da_Let%27s_Encrypt&amp;diff=8635&amp;oldid=prev</id>
		<title>Ebasso at 21:41, 7 December 2023</title>
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		<updated>2023-12-07T21:41:48Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 21:41, 7 December 2023&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;= Importando uma chave da Let&#039;s Encrypt= &lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Tive um problema em um cliente, onde uma aplicação Java não acessava um servidor HTTPs com a chave da Let&amp;#039;s Encrypt.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Tive um problema em um cliente, onde uma aplicação Java não acessava um servidor HTTPs com a chave da Let&amp;#039;s Encrypt.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;/tr&gt;

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		<author><name>Ebasso</name></author>
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	<entry>
		<id>https://ebasso.net/wiki/index.php?title=Keytool:_Importando_uma_chave_da_Let%27s_Encrypt&amp;diff=8634&amp;oldid=prev</id>
		<title>Ebasso: Created page with &quot;= Importando uma chave da Let&#039;s Encrypt=   Tive um problema em um cliente, onde uma aplicação Java não acessava um servidor HTTPs com a chave da Let&#039;s Encrypt.  Realizei os seguintes passos para importar a chave.  1) Verificando o certificados do site   openssl s_client -connect &#039;&#039;&#039;&lt;HOST:PORT&gt;&#039;&#039;&#039; &lt;/dev/null &gt; site-key.der  resultado:   depth=1 C=US O=Let&#039;s Encrypt, CN=R3  2) Ir para o diretório da cacerts e fazer o backup da cacerts   cd /opt/java-1.8.0/jre/lib/secur...&quot;</title>
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		<updated>2023-12-07T21:41:39Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;= Importando uma chave da Let&amp;#039;s Encrypt=   Tive um problema em um cliente, onde uma aplicação Java não acessava um servidor HTTPs com a chave da Let&amp;#039;s Encrypt.  Realizei os seguintes passos para importar a chave.  1) Verificando o certificados do site   openssl s_client -connect &amp;#039;&amp;#039;&amp;#039;&amp;lt;HOST:PORT&amp;gt;&amp;#039;&amp;#039;&amp;#039; &amp;lt;/dev/null &amp;gt; site-key.der  resultado:   depth=1 C=US O=Let&amp;#039;s Encrypt, CN=R3  2) Ir para o diretório da cacerts e fazer o backup da cacerts   cd /opt/java-1.8.0/jre/lib/secur...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;= Importando uma chave da Let&amp;#039;s Encrypt= &lt;br /&gt;
&lt;br /&gt;
Tive um problema em um cliente, onde uma aplicação Java não acessava um servidor HTTPs com a chave da Let&amp;#039;s Encrypt.&lt;br /&gt;
&lt;br /&gt;
Realizei os seguintes passos para importar a chave.&lt;br /&gt;
&lt;br /&gt;
1) Verificando o certificados do site&lt;br /&gt;
&lt;br /&gt;
 openssl s_client -connect &amp;#039;&amp;#039;&amp;#039;&amp;lt;HOST:PORT&amp;gt;&amp;#039;&amp;#039;&amp;#039; &amp;lt;/dev/null &amp;gt; site-key.der&lt;br /&gt;
&lt;br /&gt;
resultado:&lt;br /&gt;
&lt;br /&gt;
 depth=1 C=US O=Let&amp;#039;s Encrypt, CN=R3&lt;br /&gt;
&lt;br /&gt;
2) Ir para o diretório da cacerts e fazer o backup da cacerts&lt;br /&gt;
&lt;br /&gt;
 cd /opt/java-1.8.0/jre/lib/security&lt;br /&gt;
 &lt;br /&gt;
 cp cacerts cacerts_orig&lt;br /&gt;
&lt;br /&gt;
3) Verificar se existe o certificado da Let&amp;#039;s Encrypt e da ISRG Root X1&lt;br /&gt;
&lt;br /&gt;
 keytool -v -list -keystore cacerts -storepass changeit | grep &amp;quot;ISRG Root X1&amp;quot;&lt;br /&gt;
 &lt;br /&gt;
 keytool -v -list -keystore cacerts -storepass changeit | grep Encrypt&lt;br /&gt;
&lt;br /&gt;
No meu caso a ISRG já existia, mas a Encrypt não. &lt;br /&gt;
&lt;br /&gt;
Baixe os arquivos .der do seguinte site https://letsencrypt.org/certificates/&lt;br /&gt;
&lt;br /&gt;
4) Importe usando comando&lt;br /&gt;
&lt;br /&gt;
 keytool -import -keystore cacerts -storepass changeit -noprompt -trustcacerts -alias letsencryptr3 -file lets-encrypt-r3.der&lt;br /&gt;
&lt;br /&gt;
4) Verificando o import&lt;br /&gt;
 &lt;br /&gt;
 keytool -v -list -keystore cacerts -storepass changeit | grep Encrypt&lt;br /&gt;
&lt;br /&gt;
resultado:&lt;br /&gt;
&lt;br /&gt;
 Owner: CN=R3, O-Let&amp;#039;s Encrypt, C=US&lt;br /&gt;
&lt;br /&gt;
= Ver também =&lt;br /&gt;
&lt;br /&gt;
* [[OpenSSL: Criando uma Autoridade Certificadora (CA)]]&lt;br /&gt;
* [[OpenSSL: Assinando um CSR com a nossa CA]]&lt;br /&gt;
&lt;br /&gt;
[[Category:Linux]]&lt;br /&gt;
[[Category:Tecnologias]]&lt;br /&gt;
[[Category:Certificados TLS]]&lt;br /&gt;
[[Category:OpenSSL]]&lt;br /&gt;
[[Category:keytool]]&lt;/div&gt;</summary>
		<author><name>Ebasso</name></author>
	</entry>
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