docs/Architecture.svg

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                                dnssec_scanner package
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                    dnssec_scanner package
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                                <div style="font-size: 18px">calls for
                                    <br/>
                                </div>
                                <div style="font-size: 18px">DNSSEC</div>
                                <div style="font-size: 18px">validation
                                    <br/>
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                                <div style="font-size: 18px">operations
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                    for...
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                                <div style="font-size: 18px">calls to log</div>
                                <div style="font-size: 18px">messages</div>
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                                <div style="font-size: 18px" align="left">    DNSSECScanner class</div>
                                <div style="font-size: 18px" align="left">
                                    <ul style="font-size: 18px">
                                        <li style="font-size: 18px">entrypoint into the program</li>
                                        <li style="font-size: 18px">
                                            <div style="font-size: 18px">queries all the DNS records from the name
                                                servers
                                            </div>
                                        </li>
                                        <li style="font-size: 18px">obtains the secure anker from iana.org
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                                        </li>
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                    DNSSECScanner class...
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                                <div style="font-size: 18px">calls to log</div>
                                <div style="font-size: 18px">messages</div>
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                                   DNSSEC Validator
                                <div style="font-size: 18px">
                                    <ul style="font-size: 18px">
                                        <li style="font-size: 18px">validates the KSKs and ZSKs in a zone with the DS
                                            RRs from the parent zone
                                        </li>
                                        <li style="font-size: 18px">validates DS RRs with ZSKs</li>
                                        <li style="font-size: 18px">validates sets of RRs with ZSKs
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                            <div style="display: inline-block; font-size: 18px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; white-space: normal; word-wrap: normal; ">
                                NSEC package
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                    package
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                                   Entrypoint
                                <div style="font-size: 18px">
                                    <ul style="font-size: 18px">
                                        <li style="font-size: 18px">provides a method to check that either a DS record
                                            or a domain name does not exist
                                            <br style="font-size: 18px"/>
                                        </li>
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                                <br style="font-size: 18px"/>
                                <div style="font-size: 18px">  NSEC</div>
                                <div style="font-size: 18px">
                                    <ul style="font-size: 18px">
                                        <li style="font-size: 18px">proves non-existence with NSEC records
                                            <br style="font-size: 18px"/>
                                        </li>
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                                <div style="font-size: 18px">calls for
                                    <br/>
                                </div>
                                <div style="font-size: 18px">proof of</div>
                                <div style="font-size: 18px">non-existence</div>
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                                <br style="font-size: 18px"/>
                                <div style="font-size: 18px">  NSEC3</div>
                                <div style="font-size: 18px">
                                    <ul style="font-size: 18px">
                                        <li style="font-size: 18px">proves non-existence with NSEC3 records
                                            <br style="font-size: 18px"/>
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                                <span style="font-size: 18px">   Message System</span>
                                <ul style="font-size: 18px">
                                    <li style="font-size: 18px">
                                        <span style="font-size: 18px">provides a Message class to achieve a uniform
                                            message layout
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                                <div style="font-size: 18px">calls the
                                    <br/>
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                                <div style="font-size: 18px">DNSSECScanner</div>
                                <div style="font-size: 18px">class to run a scan
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